Home / 87,305,486.40-130,905,480.96-34,791,235.20

Finding the Fourth Proportional to 87,305,486.40, 130,905,480.96 and 34,791,235.20

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Solution

The fourth proportional to 87,305,486.40, 130,905,480.96 and 34,791,235.20 is: 52,165,832.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,305,486.40 : 130,905,480.96 = 34,791,235.20 : x
  2. Step 2: Convert to fraction form
    87,305,486.40/130,905,480.96 = 34,791,235.20/x
  3. Step 3: Cross multiply
    87,305,486.40x = 130,905,480.96 × 34,791,235.20
  4. Step 4: Simplify right side
    87,305,486.40x = 4,554,363,377,048,482
  5. Step 5: Solve for x
    x = 4,554,363,377,048,482/87,305,486.40
  6. Step 6: Final answer
    x = 52,165,832.47

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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.