Home / 674,209,902.40-1,010,904,280.80-264,775,508.80

Finding the Fourth Proportional to 674,209,902.40, 1,010,904,280.80 and 264,775,508.80

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Solution

The fourth proportional to 674,209,902.40, 1,010,904,280.80 and 264,775,508.80 is: 397,002,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,209,902.40 : 1,010,904,280.80 = 264,775,508.80 : x
  2. Step 2: Convert to fraction form
    674,209,902.40/1,010,904,280.80 = 264,775,508.80/x
  3. Step 3: Cross multiply
    674,209,902.40x = 1,010,904,280.80 × 264,775,508.80
  4. Step 4: Simplify right side
    674,209,902.40x = 267,662,695,296,918,080
  5. Step 5: Solve for x
    x = 267,662,695,296,918,080/674,209,902.40
  6. Step 6: Final answer
    x = 397,002,023.17

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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.