Home / 461,971,278.16-693,044,314.62-185,644,003.12

Finding the Fourth Proportional to 461,971,278.16, 693,044,314.62 and 185,644,003.12

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Solution

The fourth proportional to 461,971,278.16, 693,044,314.62 and 185,644,003.12 is: 278,501,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,971,278.16 : 693,044,314.62 = 185,644,003.12 : x
  2. Step 2: Convert to fraction form
    461,971,278.16/693,044,314.62 = 185,644,003.12/x
  3. Step 3: Cross multiply
    461,971,278.16x = 693,044,314.62 × 185,644,003.12
  4. Step 4: Simplify right side
    461,971,278.16x = 128,659,520,905,613,552
  5. Step 5: Solve for x
    x = 128,659,520,905,613,552/461,971,278.16
  6. Step 6: Final answer
    x = 278,501,125.48

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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.