Home / 69,976,754.43-96,587,130.57-40,617,545.49

Finding the Fourth Proportional to 69,976,754.43, 96,587,130.57 and 40,617,545.49

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Solution

The fourth proportional to 69,976,754.43, 96,587,130.57 and 40,617,545.49 is: 56,063,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,976,754.43 : 96,587,130.57 = 40,617,545.49 : x
  2. Step 2: Convert to fraction form
    69,976,754.43/96,587,130.57 = 40,617,545.49/x
  3. Step 3: Cross multiply
    69,976,754.43x = 96,587,130.57 × 40,617,545.49
  4. Step 4: Simplify right side
    69,976,754.43x = 3,923,132,169,675,544.50
  5. Step 5: Solve for x
    x = 3,923,132,169,675,544.50/69,976,754.43
  6. Step 6: Final answer
    x = 56,063,362.78

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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.