Home / 87,850,787.49-121,241,341.89-48,704,843.43

Finding the Fourth Proportional to 87,850,787.49, 121,241,341.89 and 48,704,843.43

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Solution

The fourth proportional to 87,850,787.49, 121,241,341.89 and 48,704,843.43 is: 67,216,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,850,787.49 : 121,241,341.89 = 48,704,843.43 : x
  2. Step 2: Convert to fraction form
    87,850,787.49/121,241,341.89 = 48,704,843.43/x
  3. Step 3: Cross multiply
    87,850,787.49x = 121,241,341.89 × 48,704,843.43
  4. Step 4: Simplify right side
    87,850,787.49x = 5,905,040,573,995,550
  5. Step 5: Solve for x
    x = 5,905,040,573,995,550/87,850,787.49
  6. Step 6: Final answer
    x = 67,216,706.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.