Home / 524,715,080.60-787,548,512.10-266,110,203.80

Finding the Fourth Proportional to 524,715,080.60, 787,548,512.10 and 266,110,203.80

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Solution

The fourth proportional to 524,715,080.60, 787,548,512.10 and 266,110,203.80 is: 399,406,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,715,080.60 : 787,548,512.10 = 266,110,203.80 : x
  2. Step 2: Convert to fraction form
    524,715,080.60/787,548,512.10 = 266,110,203.80/x
  3. Step 3: Cross multiply
    524,715,080.60x = 787,548,512.10 × 266,110,203.80
  4. Step 4: Simplify right side
    524,715,080.60x = 209,574,695,057,317,792
  5. Step 5: Solve for x
    x = 209,574,695,057,317,792/524,715,080.60
  6. Step 6: Final answer
    x = 399,406,654.78

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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.