Home / 87,775,763.40-131,664,082.50-35,988,653.16

Finding the Fourth Proportional to 87,775,763.40, 131,664,082.50 and 35,988,653.16

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Solution

The fourth proportional to 87,775,763.40, 131,664,082.50 and 35,988,653.16 is: 53,983,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,775,763.40 : 131,664,082.50 = 35,988,653.16 : x
  2. Step 2: Convert to fraction form
    87,775,763.40/131,664,082.50 = 35,988,653.16/x
  3. Step 3: Cross multiply
    87,775,763.40x = 131,664,082.50 × 35,988,653.16
  4. Step 4: Simplify right side
    87,775,763.40x = 4,738,412,998,722,125
  5. Step 5: Solve for x
    x = 4,738,412,998,722,125/87,775,763.40
  6. Step 6: Final answer
    x = 53,983,159.08

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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.