Home / 138,603,294.75-191,241,967.89-82,059,964.26

Finding the Fourth Proportional to 138,603,294.75, 191,241,967.89 and 82,059,964.26

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Solution

The fourth proportional to 138,603,294.75, 191,241,967.89 and 82,059,964.26 is: 113,224,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,603,294.75 : 191,241,967.89 = 82,059,964.26 : x
  2. Step 2: Convert to fraction form
    138,603,294.75/191,241,967.89 = 82,059,964.26/x
  3. Step 3: Cross multiply
    138,603,294.75x = 191,241,967.89 × 82,059,964.26
  4. Step 4: Simplify right side
    138,603,294.75x = 15,693,309,050,065,468
  5. Step 5: Solve for x
    x = 15,693,309,050,065,468/138,603,294.75
  6. Step 6: Final answer
    x = 113,224,646.49

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