Home / 143,915,398.97-215,885,460.15-50,534,344.02

Finding the Fourth Proportional to 143,915,398.97, 215,885,460.15 and 50,534,344.02

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Solution

The fourth proportional to 143,915,398.97, 215,885,460.15 and 50,534,344.02 is: 75,805,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,915,398.97 : 215,885,460.15 = 50,534,344.02 : x
  2. Step 2: Convert to fraction form
    143,915,398.97/215,885,460.15 = 50,534,344.02/x
  3. Step 3: Cross multiply
    143,915,398.97x = 215,885,460.15 × 50,534,344.02
  4. Step 4: Simplify right side
    143,915,398.97x = 10,909,630,112,136,102
  5. Step 5: Solve for x
    x = 10,909,630,112,136,102/143,915,398.97
  6. Step 6: Final answer
    x = 75,805,856.71

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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.