Home / 88,762,979.30-133,060,488.15-52,399,292.90

Finding the Fourth Proportional to 88,762,979.30, 133,060,488.15 and 52,399,292.90

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Solution

The fourth proportional to 88,762,979.30, 133,060,488.15 and 52,399,292.90 is: 78,549,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,762,979.30 : 133,060,488.15 = 52,399,292.90 : x
  2. Step 2: Convert to fraction form
    88,762,979.30/133,060,488.15 = 52,399,292.90/x
  3. Step 3: Cross multiply
    88,762,979.30x = 133,060,488.15 × 52,399,292.90
  4. Step 4: Simplify right side
    88,762,979.30x = 6,972,275,491,988,829
  5. Step 5: Solve for x
    x = 6,972,275,491,988,829/88,762,979.30
  6. Step 6: Final answer
    x = 78,549,363.11

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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.