Home / 624,542,681,580.56-861,551,706,699.46-407,895,691,304.92

Finding the Fourth Proportional to 624,542,681,580.56, 861,551,706,699.46 and 407,895,691,304.92

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Solution

The fourth proportional to 624,542,681,580.56, 861,551,706,699.46 and 407,895,691,304.92 is: 562,688,891,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,580.56 : 861,551,706,699.46 = 407,895,691,304.92 : x
  2. Step 2: Convert to fraction form
    624,542,681,580.56/861,551,706,699.46 = 407,895,691,304.92/x
  3. Step 3: Cross multiply
    624,542,681,580.56x = 861,551,706,699.46 × 407,895,691,304.92
  4. Step 4: Simplify right side
    624,542,681,580.56x = 351,423,228,999,109,848,334,336
  5. Step 5: Solve for x
    x = 351,423,228,999,109,848,334,336/624,542,681,580.56
  6. Step 6: Final answer
    x = 562,688,891,189.54

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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.