Home / 373,445,693.29-515,355,769.92-206,182,278.15

Finding the Fourth Proportional to 373,445,693.29, 515,355,769.92 and 206,182,278.15

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Solution

The fourth proportional to 373,445,693.29, 515,355,769.92 and 206,182,278.15 is: 284,531,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,445,693.29 : 515,355,769.92 = 206,182,278.15 : x
  2. Step 2: Convert to fraction form
    373,445,693.29/515,355,769.92 = 206,182,278.15/x
  3. Step 3: Cross multiply
    373,445,693.29x = 515,355,769.92 × 206,182,278.15
  4. Step 4: Simplify right side
    373,445,693.29x = 106,257,226,699,852,848
  5. Step 5: Solve for x
    x = 106,257,226,699,852,848/373,445,693.29
  6. Step 6: Final answer
    x = 284,531,937.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.