Home / 724,042,822.20-1,086,064,233.30-433,805,177.40

Finding the Fourth Proportional to 724,042,822.20, 1,086,064,233.30 and 433,805,177.40

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Solution

The fourth proportional to 724,042,822.20, 1,086,064,233.30 and 433,805,177.40 is: 650,707,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,042,822.20 : 1,086,064,233.30 = 433,805,177.40 : x
  2. Step 2: Convert to fraction form
    724,042,822.20/1,086,064,233.30 = 433,805,177.40/x
  3. Step 3: Cross multiply
    724,042,822.20x = 1,086,064,233.30 × 433,805,177.40
  4. Step 4: Simplify right side
    724,042,822.20x = 471,140,287,394,501,440
  5. Step 5: Solve for x
    x = 471,140,287,394,501,440/724,042,822.20
  6. Step 6: Final answer
    x = 650,707,766.10

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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.