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Finding the Fourth Proportional to 223,294,906.67, 334,886,673.17 and 65,696,561.31

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Solution

The fourth proportional to 223,294,906.67, 334,886,673.17 and 65,696,561.31 is: 98,528,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,294,906.67 : 334,886,673.17 = 65,696,561.31 : x
  2. Step 2: Convert to fraction form
    223,294,906.67/334,886,673.17 = 65,696,561.31/x
  3. Step 3: Cross multiply
    223,294,906.67x = 334,886,673.17 × 65,696,561.31
  4. Step 4: Simplify right side
    223,294,906.67x = 22,000,902,856,323,572
  5. Step 5: Solve for x
    x = 22,000,902,856,323,572/223,294,906.67
  6. Step 6: Final answer
    x = 98,528,458.10

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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.