Home / 624,542,681,578.20-861,551,706,696.20-407,895,691,302.53

Finding the Fourth Proportional to 624,542,681,578.20, 861,551,706,696.20 and 407,895,691,302.53

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Solution

The fourth proportional to 624,542,681,578.20, 861,551,706,696.20 and 407,895,691,302.53 is: 562,688,891,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,578.20 : 861,551,706,696.20 = 407,895,691,302.53 : x
  2. Step 2: Convert to fraction form
    624,542,681,578.20/861,551,706,696.20 = 407,895,691,302.53/x
  3. Step 3: Cross multiply
    624,542,681,578.20x = 861,551,706,696.20 × 407,895,691,302.53
  4. Step 4: Simplify right side
    624,542,681,578.20x = 351,423,228,995,721,052,028,928
  5. Step 5: Solve for x
    x = 351,423,228,995,721,052,028,928/624,542,681,578.20
  6. Step 6: Final answer
    x = 562,688,891,186.24

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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.