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Finding the Fourth Proportional to 499,264,001.60, 747,888,232.80 and 499,264,001.60

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Solution

The fourth proportional to 499,264,001.60, 747,888,232.80 and 499,264,001.60 is: 747,888,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,264,001.60 : 747,888,232.80 = 499,264,001.60 : x
  2. Step 2: Convert to fraction form
    499,264,001.60/747,888,232.80 = 499,264,001.60/x
  3. Step 3: Cross multiply
    499,264,001.60x = 747,888,232.80 × 499,264,001.60
  4. Step 4: Simplify right side
    499,264,001.60x = 373,393,671,857,280,384
  5. Step 5: Solve for x
    x = 373,393,671,857,280,384/499,264,001.60
  6. Step 6: Final answer
    x = 747,888,232.80

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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.