Home / 99,024,175.20-148,252,827.60-87,686,767.20

Finding the Fourth Proportional to 99,024,175.20, 148,252,827.60 and 87,686,767.20

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Solution

The fourth proportional to 99,024,175.20, 148,252,827.60 and 87,686,767.20 is: 131,279,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,024,175.20 : 148,252,827.60 = 87,686,767.20 : x
  2. Step 2: Convert to fraction form
    99,024,175.20/148,252,827.60 = 87,686,767.20/x
  3. Step 3: Cross multiply
    99,024,175.20x = 148,252,827.60 × 87,686,767.20
  4. Step 4: Simplify right side
    99,024,175.20x = 12,999,811,180,502,934
  5. Step 5: Solve for x
    x = 12,999,811,180,502,934/99,024,175.20
  6. Step 6: Final answer
    x = 131,279,166.47

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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.