Home / 5,281,162,549.12-7,922,006,952-2,009,865,289.60

Finding the Fourth Proportional to 5,281,162,549.12, 7,922,006,952 and 2,009,865,289.60

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Solution

The fourth proportional to 5,281,162,549.12, 7,922,006,952 and 2,009,865,289.60 is: 3,014,898,073.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,162,549.12 : 7,922,006,952 = 2,009,865,289.60 : x
  2. Step 2: Convert to fraction form
    5,281,162,549.12/7,922,006,952 = 2,009,865,289.60/x
  3. Step 3: Cross multiply
    5,281,162,549.12x = 7,922,006,952 × 2,009,865,289.60
  4. Step 4: Simplify right side
    5,281,162,549.12x = 15,922,166,796,794,691,584
  5. Step 5: Solve for x
    x = 15,922,166,796,794,691,584/5,281,162,549.12
  6. Step 6: Final answer
    x = 3,014,898,073.81

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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.