Home / 253,678,926.57-350,070,964.55-149,263,760.85

Finding the Fourth Proportional to 253,678,926.57, 350,070,964.55 and 149,263,760.85

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Solution

The fourth proportional to 253,678,926.57, 350,070,964.55 and 149,263,760.85 is: 205,980,486.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,678,926.57 : 350,070,964.55 = 149,263,760.85 : x
  2. Step 2: Convert to fraction form
    253,678,926.57/350,070,964.55 = 149,263,760.85/x
  3. Step 3: Cross multiply
    253,678,926.57x = 350,070,964.55 × 149,263,760.85
  4. Step 4: Simplify right side
    253,678,926.57x = 52,252,908,732,373,712
  5. Step 5: Solve for x
    x = 52,252,908,732,373,712/253,678,926.57
  6. Step 6: Final answer
    x = 205,980,486.59

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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.