Home / 88,575,687.40-132,863,531.10-76,458,832.60

Finding the Fourth Proportional to 88,575,687.40, 132,863,531.10 and 76,458,832.60

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Solution

The fourth proportional to 88,575,687.40, 132,863,531.10 and 76,458,832.60 is: 114,688,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,575,687.40 : 132,863,531.10 = 76,458,832.60 : x
  2. Step 2: Convert to fraction form
    88,575,687.40/132,863,531.10 = 76,458,832.60/x
  3. Step 3: Cross multiply
    88,575,687.40x = 132,863,531.10 × 76,458,832.60
  4. Step 4: Simplify right side
    88,575,687.40x = 10,158,590,483,019,792
  5. Step 5: Solve for x
    x = 10,158,590,483,019,792/88,575,687.40
  6. Step 6: Final answer
    x = 114,688,248.90

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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.