Home / 1,091,497,228.20-1,637,245,842.30-833,216,902.20

Finding the Fourth Proportional to 1,091,497,228.20, 1,637,245,842.30 and 833,216,902.20

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Solution

The fourth proportional to 1,091,497,228.20, 1,637,245,842.30 and 833,216,902.20 is: 1,249,825,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,497,228.20 : 1,637,245,842.30 = 833,216,902.20 : x
  2. Step 2: Convert to fraction form
    1,091,497,228.20/1,637,245,842.30 = 833,216,902.20/x
  3. Step 3: Cross multiply
    1,091,497,228.20x = 1,637,245,842.30 × 833,216,902.20
  4. Step 4: Simplify right side
    1,091,497,228.20x = 1,364,180,908,861,035,776
  5. Step 5: Solve for x
    x = 1,364,180,908,861,035,776/1,091,497,228.20
  6. Step 6: Final answer
    x = 1,249,825,353.30

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Half scale
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Double scale
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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.