Home / 125,625,710.40-188,438,565.60-65,060,001.60

Finding the Fourth Proportional to 125,625,710.40, 188,438,565.60 and 65,060,001.60

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Solution

The fourth proportional to 125,625,710.40, 188,438,565.60 and 65,060,001.60 is: 97,590,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,625,710.40 : 188,438,565.60 = 65,060,001.60 : x
  2. Step 2: Convert to fraction form
    125,625,710.40/188,438,565.60 = 65,060,001.60/x
  3. Step 3: Cross multiply
    125,625,710.40x = 188,438,565.60 × 65,060,001.60
  4. Step 4: Simplify right side
    125,625,710.40x = 12,259,813,379,437,704
  5. Step 5: Solve for x
    x = 12,259,813,379,437,704/125,625,710.40
  6. Step 6: Final answer
    x = 97,590,002.40

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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.