Home / 624,542,681,577.15-861,551,706,694.90-407,895,691,301.60

Finding the Fourth Proportional to 624,542,681,577.15, 861,551,706,694.90 and 407,895,691,301.60

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Solution

The fourth proportional to 624,542,681,577.15, 861,551,706,694.90 and 407,895,691,301.60 is: 562,688,891,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,577.15 : 861,551,706,694.90 = 407,895,691,301.60 : x
  2. Step 2: Convert to fraction form
    624,542,681,577.15/861,551,706,694.90 = 407,895,691,301.60/x
  3. Step 3: Cross multiply
    624,542,681,577.15x = 861,551,706,694.90 × 407,895,691,301.60
  4. Step 4: Simplify right side
    624,542,681,577.15x = 351,423,228,994,389,545,058,304
  5. Step 5: Solve for x
    x = 351,423,228,994,389,545,058,304/624,542,681,577.15
  6. Step 6: Final answer
    x = 562,688,891,185.06

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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.