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Finding the Fourth Proportional to 88,573,602.70, 132,860,404.05 and 49,831,553.80

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Solution

The fourth proportional to 88,573,602.70, 132,860,404.05 and 49,831,553.80 is: 74,747,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,602.70 : 132,860,404.05 = 49,831,553.80 : x
  2. Step 2: Convert to fraction form
    88,573,602.70/132,860,404.05 = 49,831,553.80/x
  3. Step 3: Cross multiply
    88,573,602.70x = 132,860,404.05 × 49,831,553.80
  4. Step 4: Simplify right side
    88,573,602.70x = 6,620,640,372,307,312
  5. Step 5: Solve for x
    x = 6,620,640,372,307,312/88,573,602.70
  6. Step 6: Final answer
    x = 74,747,330.70

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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.