Home / 443,181,851.70-664,772,777.55-136,567,950.90

Finding the Fourth Proportional to 443,181,851.70, 664,772,777.55 and 136,567,950.90

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Solution

The fourth proportional to 443,181,851.70, 664,772,777.55 and 136,567,950.90 is: 204,851,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,181,851.70 : 664,772,777.55 = 136,567,950.90 : x
  2. Step 2: Convert to fraction form
    443,181,851.70/664,772,777.55 = 136,567,950.90/x
  3. Step 3: Cross multiply
    443,181,851.70x = 664,772,777.55 × 136,567,950.90
  4. Step 4: Simplify right side
    443,181,851.70x = 90,786,656,044,105,024
  5. Step 5: Solve for x
    x = 90,786,656,044,105,024/443,181,851.70
  6. Step 6: Final answer
    x = 204,851,926.35

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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.