Home / 286,272,002.30-429,408,003.45-266,998,408.70

Finding the Fourth Proportional to 286,272,002.30, 429,408,003.45 and 266,998,408.70

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Solution

The fourth proportional to 286,272,002.30, 429,408,003.45 and 266,998,408.70 is: 400,497,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,272,002.30 : 429,408,003.45 = 266,998,408.70 : x
  2. Step 2: Convert to fraction form
    286,272,002.30/429,408,003.45 = 266,998,408.70/x
  3. Step 3: Cross multiply
    286,272,002.30x = 429,408,003.45 × 266,998,408.70
  4. Step 4: Simplify right side
    286,272,002.30x = 114,651,253,604,194,096
  5. Step 5: Solve for x
    x = 114,651,253,604,194,096/286,272,002.30
  6. Step 6: Final answer
    x = 400,497,613.05

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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.