Home / 87,062,805.20-130,694,777.40-46,752,021.20

Finding the Fourth Proportional to 87,062,805.20, 130,694,777.40 and 46,752,021.20

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Solution

The fourth proportional to 87,062,805.20, 130,694,777.40 and 46,752,021.20 is: 70,182,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,062,805.20 : 130,694,777.40 = 46,752,021.20 : x
  2. Step 2: Convert to fraction form
    87,062,805.20/130,694,777.40 = 46,752,021.20/x
  3. Step 3: Cross multiply
    87,062,805.20x = 130,694,777.40 × 46,752,021.20
  4. Step 4: Simplify right side
    87,062,805.20x = 6,110,245,003,734,082
  5. Step 5: Solve for x
    x = 6,110,245,003,734,082/87,062,805.20
  6. Step 6: Final answer
    x = 70,182,036.86

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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.