Home / 261,719,864.73-361,187,616.74-150,209,814.03

Finding the Fourth Proportional to 261,719,864.73, 361,187,616.74 and 150,209,814.03

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Solution

The fourth proportional to 261,719,864.73, 361,187,616.74 and 150,209,814.03 is: 207,297,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,719,864.73 : 361,187,616.74 = 150,209,814.03 : x
  2. Step 2: Convert to fraction form
    261,719,864.73/361,187,616.74 = 150,209,814.03/x
  3. Step 3: Cross multiply
    261,719,864.73x = 361,187,616.74 × 150,209,814.03
  4. Step 4: Simplify right side
    261,719,864.73x = 54,253,924,739,703,272
  5. Step 5: Solve for x
    x = 54,253,924,739,703,272/261,719,864.73
  6. Step 6: Final answer
    x = 207,297,695.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.