Home / 88,573,602.60-132,860,403.90-85,345,098.53

Finding the Fourth Proportional to 88,573,602.60, 132,860,403.90 and 85,345,098.53

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Solution

The fourth proportional to 88,573,602.60, 132,860,403.90 and 85,345,098.53 is: 128,017,647.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,602.60 : 132,860,403.90 = 85,345,098.53 : x
  2. Step 2: Convert to fraction form
    88,573,602.60/132,860,403.90 = 85,345,098.53/x
  3. Step 3: Cross multiply
    88,573,602.60x = 132,860,403.90 × 85,345,098.53
  4. Step 4: Simplify right side
    88,573,602.60x = 11,338,984,260,916,796
  5. Step 5: Solve for x
    x = 11,338,984,260,916,796/88,573,602.60
  6. Step 6: Final answer
    x = 128,017,647.79

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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.