Home / 624,542,681,573.64-861,551,706,690.02-407,895,691,298.10

Finding the Fourth Proportional to 624,542,681,573.64, 861,551,706,690.02 and 407,895,691,298.10

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Solution

The fourth proportional to 624,542,681,573.64, 861,551,706,690.02 and 407,895,691,298.10 is: 562,688,891,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,542,681,573.64 : 861,551,706,690.02 = 407,895,691,298.10 : x
  2. Step 2: Convert to fraction form
    624,542,681,573.64/861,551,706,690.02 = 407,895,691,298.10/x
  3. Step 3: Cross multiply
    624,542,681,573.64x = 861,551,706,690.02 × 407,895,691,298.10
  4. Step 4: Simplify right side
    624,542,681,573.64x = 351,423,228,989,383,559,348,224
  5. Step 5: Solve for x
    x = 351,423,228,989,383,559,348,224/624,542,681,573.64
  6. Step 6: Final answer
    x = 562,688,891,180.21

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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.