Home / 99,854,418.60-149,781,627.90-88,507,679.40

Finding the Fourth Proportional to 99,854,418.60, 149,781,627.90 and 88,507,679.40

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Solution

The fourth proportional to 99,854,418.60, 149,781,627.90 and 88,507,679.40 is: 132,761,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,854,418.60 : 149,781,627.90 = 88,507,679.40 : x
  2. Step 2: Convert to fraction form
    99,854,418.60/149,781,627.90 = 88,507,679.40/x
  3. Step 3: Cross multiply
    99,854,418.60x = 149,781,627.90 × 88,507,679.40
  4. Step 4: Simplify right side
    99,854,418.60x = 13,256,824,302,183,296
  5. Step 5: Solve for x
    x = 13,256,824,302,183,296/99,854,418.60
  6. Step 6: Final answer
    x = 132,761,519.10

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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.