Home / 127,893,787.20-191,620,231.20-59,596,401.60

Finding the Fourth Proportional to 127,893,787.20, 191,620,231.20 and 59,596,401.60

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Solution

The fourth proportional to 127,893,787.20, 191,620,231.20 and 59,596,401.60 is: 89,291,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,893,787.20 : 191,620,231.20 = 59,596,401.60 : x
  2. Step 2: Convert to fraction form
    127,893,787.20/191,620,231.20 = 59,596,401.60/x
  3. Step 3: Cross multiply
    127,893,787.20x = 191,620,231.20 × 59,596,401.60
  4. Step 4: Simplify right side
    127,893,787.20x = 11,419,876,253,280,050
  5. Step 5: Solve for x
    x = 11,419,876,253,280,050/127,893,787.20
  6. Step 6: Final answer
    x = 89,291,876.51

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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.