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Finding the Fourth Proportional to 582,068,593.20, 873,224,195.40 and 194,011,978.80

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Solution

The fourth proportional to 582,068,593.20, 873,224,195.40 and 194,011,978.80 is: 291,058,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,068,593.20 : 873,224,195.40 = 194,011,978.80 : x
  2. Step 2: Convert to fraction form
    582,068,593.20/873,224,195.40 = 194,011,978.80/x
  3. Step 3: Cross multiply
    582,068,593.20x = 873,224,195.40 × 194,011,978.80
  4. Step 4: Simplify right side
    582,068,593.20x = 169,415,954,085,591,872
  5. Step 5: Solve for x
    x = 169,415,954,085,591,872/582,068,593.20
  6. Step 6: Final answer
    x = 291,058,401.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.