Home / 69,068,909.17-95,315,399.09-38,129,332.69

Finding the Fourth Proportional to 69,068,909.17, 95,315,399.09 and 38,129,332.69

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Solution

The fourth proportional to 69,068,909.17, 95,315,399.09 and 38,129,332.69 is: 52,618,647.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,068,909.17 : 95,315,399.09 = 38,129,332.69 : x
  2. Step 2: Convert to fraction form
    69,068,909.17/95,315,399.09 = 38,129,332.69/x
  3. Step 3: Cross multiply
    69,068,909.17x = 95,315,399.09 × 38,129,332.69
  4. Step 4: Simplify right side
    69,068,909.17x = 3,634,312,562,382,733
  5. Step 5: Solve for x
    x = 3,634,312,562,382,733/69,068,909.17
  6. Step 6: Final answer
    x = 52,618,647.18

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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.