Home / 624,542,681,580.06-861,551,706,698.72-407,895,691,304.46

Finding the Fourth Proportional to 624,542,681,580.06, 861,551,706,698.72 and 407,895,691,304.46

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Solution

The fourth proportional to 624,542,681,580.06, 861,551,706,698.72 and 407,895,691,304.46 is: 562,688,891,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,580.06 : 861,551,706,698.72 = 407,895,691,304.46 : x
  2. Step 2: Convert to fraction form
    624,542,681,580.06/861,551,706,698.72 = 407,895,691,304.46/x
  3. Step 3: Cross multiply
    624,542,681,580.06x = 861,551,706,698.72 × 407,895,691,304.46
  4. Step 4: Simplify right side
    624,542,681,580.06x = 351,423,228,998,411,781,931,008
  5. Step 5: Solve for x
    x = 351,423,228,998,411,781,931,008/624,542,681,580.06
  6. Step 6: Final answer
    x = 562,688,891,188.88

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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.