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Finding the Fourth Proportional to 234,651,646.80, 352,019,460.60 and 98,350,808.40

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Solution

The fourth proportional to 234,651,646.80, 352,019,460.60 and 98,350,808.40 is: 147,543,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,651,646.80 : 352,019,460.60 = 98,350,808.40 : x
  2. Step 2: Convert to fraction form
    234,651,646.80/352,019,460.60 = 98,350,808.40/x
  3. Step 3: Cross multiply
    234,651,646.80x = 352,019,460.60 × 98,350,808.40
  4. Step 4: Simplify right side
    234,651,646.80x = 34,621,398,522,541,952
  5. Step 5: Solve for x
    x = 34,621,398,522,541,952/234,651,646.80
  6. Step 6: Final answer
    x = 147,543,812.26

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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.