Home / 541,728,003.60-812,592,005.40-538,704,694.80

Finding the Fourth Proportional to 541,728,003.60, 812,592,005.40 and 538,704,694.80

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Solution

The fourth proportional to 541,728,003.60, 812,592,005.40 and 538,704,694.80 is: 808,057,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,728,003.60 : 812,592,005.40 = 538,704,694.80 : x
  2. Step 2: Convert to fraction form
    541,728,003.60/812,592,005.40 = 538,704,694.80/x
  3. Step 3: Cross multiply
    541,728,003.60x = 812,592,005.40 × 538,704,694.80
  4. Step 4: Simplify right side
    541,728,003.60x = 437,747,128,265,926,912
  5. Step 5: Solve for x
    x = 437,747,128,265,926,912/541,728,003.60
  6. Step 6: Final answer
    x = 808,057,042.20

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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.