Home / 5,281,567,243.20-7,922,350,864.80-2,832,687,115.20

Finding the Fourth Proportional to 5,281,567,243.20, 7,922,350,864.80 and 2,832,687,115.20

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Solution

The fourth proportional to 5,281,567,243.20, 7,922,350,864.80 and 2,832,687,115.20 is: 4,249,030,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,567,243.20 : 7,922,350,864.80 = 2,832,687,115.20 : x
  2. Step 2: Convert to fraction form
    5,281,567,243.20/7,922,350,864.80 = 2,832,687,115.20/x
  3. Step 3: Cross multiply
    5,281,567,243.20x = 7,922,350,864.80 × 2,832,687,115.20
  4. Step 4: Simplify right side
    5,281,567,243.20x = 22,441,541,216,812,535,808
  5. Step 5: Solve for x
    x = 22,441,541,216,812,535,808/5,281,567,243.20
  6. Step 6: Final answer
    x = 4,249,030,672.80

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Half scale
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Double scale
Find fourth proportional to 5,281,567,244.20, 7,922,350,866.30 and 2,832,687,116.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.