Home / 109,251,373.89-150,765,112.56-59,690,680.95

Finding the Fourth Proportional to 109,251,373.89, 150,765,112.56 and 59,690,680.95

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Solution

The fourth proportional to 109,251,373.89, 150,765,112.56 and 59,690,680.95 is: 82,372,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,251,373.89 : 150,765,112.56 = 59,690,680.95 : x
  2. Step 2: Convert to fraction form
    109,251,373.89/150,765,112.56 = 59,690,680.95/x
  3. Step 3: Cross multiply
    109,251,373.89x = 150,765,112.56 × 59,690,680.95
  4. Step 4: Simplify right side
    109,251,373.89x = 8,999,272,232,209,798
  5. Step 5: Solve for x
    x = 8,999,272,232,209,798/109,251,373.89
  6. Step 6: Final answer
    x = 82,372,165.33

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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.