Home / 357,840,155.02-536,700,439.14-99,081,532.12

Finding the Fourth Proportional to 357,840,155.02, 536,700,439.14 and 99,081,532.12

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Solution

The fourth proportional to 357,840,155.02, 536,700,439.14 and 99,081,532.12 is: 148,605,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,840,155.02 : 536,700,439.14 = 99,081,532.12 : x
  2. Step 2: Convert to fraction form
    357,840,155.02/536,700,439.14 = 99,081,532.12/x
  3. Step 3: Cross multiply
    357,840,155.02x = 536,700,439.14 × 99,081,532.12
  4. Step 4: Simplify right side
    357,840,155.02x = 53,177,101,799,468,016
  5. Step 5: Solve for x
    x = 53,177,101,799,468,016/357,840,155.02
  6. Step 6: Final answer
    x = 148,605,742.13

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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.