Home / 267,136,575.42-400,685,267.61-85,334,939.58

Finding the Fourth Proportional to 267,136,575.42, 400,685,267.61 and 85,334,939.58

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Solution

The fourth proportional to 267,136,575.42, 400,685,267.61 and 85,334,939.58 is: 127,996,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,136,575.42 : 400,685,267.61 = 85,334,939.58 : x
  2. Step 2: Convert to fraction form
    267,136,575.42/400,685,267.61 = 85,334,939.58/x
  3. Step 3: Cross multiply
    267,136,575.42x = 400,685,267.61 × 85,334,939.58
  4. Step 4: Simplify right side
    267,136,575.42x = 34,192,453,102,095,480
  5. Step 5: Solve for x
    x = 34,192,453,102,095,480/267,136,575.42
  6. Step 6: Final answer
    x = 127,996,149.72

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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.