Home / 105,816,655.17-158,745,423.33-40,232,693.43

Finding the Fourth Proportional to 105,816,655.17, 158,745,423.33 and 40,232,693.43

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Solution

The fourth proportional to 105,816,655.17, 158,745,423.33 and 40,232,693.43 is: 60,356,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,816,655.17 : 158,745,423.33 = 40,232,693.43 : x
  2. Step 2: Convert to fraction form
    105,816,655.17/158,745,423.33 = 40,232,693.43/x
  3. Step 3: Cross multiply
    105,816,655.17x = 158,745,423.33 × 40,232,693.43
  4. Step 4: Simplify right side
    105,816,655.17x = 6,386,755,950,251,460
  5. Step 5: Solve for x
    x = 6,386,755,950,251,460/105,816,655.17
  6. Step 6: Final answer
    x = 60,356,811.88

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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.