Home / 88,573,637.40-132,860,456.10-81,040,461.23

Finding the Fourth Proportional to 88,573,637.40, 132,860,456.10 and 81,040,461.23

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Solution

The fourth proportional to 88,573,637.40, 132,860,456.10 and 81,040,461.23 is: 121,560,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,637.40 : 132,860,456.10 = 81,040,461.23 : x
  2. Step 2: Convert to fraction form
    88,573,637.40/132,860,456.10 = 81,040,461.23/x
  3. Step 3: Cross multiply
    88,573,637.40x = 132,860,456.10 × 81,040,461.23
  4. Step 4: Simplify right side
    88,573,637.40x = 10,767,072,640,907,864
  5. Step 5: Solve for x
    x = 10,767,072,640,907,864/88,573,637.40
  6. Step 6: Final answer
    x = 121,560,691.84

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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.