Home / 87,620,465.69-131,402,747.05-30,098,866.49

Finding the Fourth Proportional to 87,620,465.69, 131,402,747.05 and 30,098,866.49

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Solution

The fourth proportional to 87,620,465.69, 131,402,747.05 and 30,098,866.49 is: 45,138,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,620,465.69 : 131,402,747.05 = 30,098,866.49 : x
  2. Step 2: Convert to fraction form
    87,620,465.69/131,402,747.05 = 30,098,866.49/x
  3. Step 3: Cross multiply
    87,620,465.69x = 131,402,747.05 × 30,098,866.49
  4. Step 4: Simplify right side
    87,620,465.69x = 3,955,073,739,548,684.50
  5. Step 5: Solve for x
    x = 3,955,073,739,548,684.50/87,620,465.69
  6. Step 6: Final answer
    x = 45,138,698.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.