Home / 99,854,558.10-149,781,837.15-88,507,818.90

Finding the Fourth Proportional to 99,854,558.10, 149,781,837.15 and 88,507,818.90

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Solution

The fourth proportional to 99,854,558.10, 149,781,837.15 and 88,507,818.90 is: 132,761,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,854,558.10 : 149,781,837.15 = 88,507,818.90 : x
  2. Step 2: Convert to fraction form
    99,854,558.10/149,781,837.15 = 88,507,818.90/x
  3. Step 3: Cross multiply
    99,854,558.10x = 149,781,837.15 × 88,507,818.90
  4. Step 4: Simplify right side
    99,854,558.10x = 13,256,863,716,981,494
  5. Step 5: Solve for x
    x = 13,256,863,716,981,494/99,854,558.10
  6. Step 6: Final answer
    x = 132,761,728.35

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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.