Home / 624,542,681,573.56-861,551,706,689.80-407,895,691,297.92

Finding the Fourth Proportional to 624,542,681,573.56, 861,551,706,689.80 and 407,895,691,297.92

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Solution

The fourth proportional to 624,542,681,573.56, 861,551,706,689.80 and 407,895,691,297.92 is: 562,688,891,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,573.56 : 861,551,706,689.80 = 407,895,691,297.92 : x
  2. Step 2: Convert to fraction form
    624,542,681,573.56/861,551,706,689.80 = 407,895,691,297.92/x
  3. Step 3: Cross multiply
    624,542,681,573.56x = 861,551,706,689.80 × 407,895,691,297.92
  4. Step 4: Simplify right side
    624,542,681,573.56x = 351,423,228,989,138,813,321,216
  5. Step 5: Solve for x
    x = 351,423,228,989,138,813,321,216/624,542,681,573.56
  6. Step 6: Final answer
    x = 562,688,891,179.89

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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.