Home / 69,693,826.20-96,173,529.84-38,753,331.18

Finding the Fourth Proportional to 69,693,826.20, 96,173,529.84 and 38,753,331.18

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Solution

The fourth proportional to 69,693,826.20, 96,173,529.84 and 38,753,331.18 is: 53,477,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,693,826.20 : 96,173,529.84 = 38,753,331.18 : x
  2. Step 2: Convert to fraction form
    69,693,826.20/96,173,529.84 = 38,753,331.18/x
  3. Step 3: Cross multiply
    69,693,826.20x = 96,173,529.84 × 38,753,331.18
  4. Step 4: Simplify right side
    69,693,826.20x = 3,727,044,652,639,132.50
  5. Step 5: Solve for x
    x = 3,727,044,652,639,132.50/69,693,826.20
  6. Step 6: Final answer
    x = 53,477,400.45

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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.