Home / 129,032,952.20-193,549,428.30-97,182,456.20

Finding the Fourth Proportional to 129,032,952.20, 193,549,428.30 and 97,182,456.20

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Solution

The fourth proportional to 129,032,952.20, 193,549,428.30 and 97,182,456.20 is: 145,773,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,032,952.20 : 193,549,428.30 = 97,182,456.20 : x
  2. Step 2: Convert to fraction form
    129,032,952.20/193,549,428.30 = 97,182,456.20/x
  3. Step 3: Cross multiply
    129,032,952.20x = 193,549,428.30 × 97,182,456.20
  4. Step 4: Simplify right side
    129,032,952.20x = 18,809,608,838,299,792
  5. Step 5: Solve for x
    x = 18,809,608,838,299,792/129,032,952.20
  6. Step 6: Final answer
    x = 145,773,684.30

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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.