Home / 624,199,855.85-861,388,943.44-338,084,263.92

Finding the Fourth Proportional to 624,199,855.85, 861,388,943.44 and 338,084,263.92

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Solution

The fourth proportional to 624,199,855.85, 861,388,943.44 and 338,084,263.92 is: 466,552,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,199,855.85 : 861,388,943.44 = 338,084,263.92 : x
  2. Step 2: Convert to fraction form
    624,199,855.85/861,388,943.44 = 338,084,263.92/x
  3. Step 3: Cross multiply
    624,199,855.85x = 861,388,943.44 × 338,084,263.92
  4. Step 4: Simplify right side
    624,199,855.85x = 291,222,046,885,741,568
  5. Step 5: Solve for x
    x = 291,222,046,885,741,568/624,199,855.85
  6. Step 6: Final answer
    x = 466,552,569.91

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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.