Home / 66,445,096.80-99,667,645.20-59,138,767.20

Finding the Fourth Proportional to 66,445,096.80, 99,667,645.20 and 59,138,767.20

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Solution

The fourth proportional to 66,445,096.80, 99,667,645.20 and 59,138,767.20 is: 88,708,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,445,096.80 : 99,667,645.20 = 59,138,767.20 : x
  2. Step 2: Convert to fraction form
    66,445,096.80/99,667,645.20 = 59,138,767.20/x
  3. Step 3: Cross multiply
    66,445,096.80x = 99,667,645.20 × 59,138,767.20
  4. Step 4: Simplify right side
    66,445,096.80x = 5,894,221,666,854,998
  5. Step 5: Solve for x
    x = 5,894,221,666,854,998/66,445,096.80
  6. Step 6: Final answer
    x = 88,708,150.80

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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.