Home / 100,719,666.45-151,079,486.82-27,936,446.70

Finding the Fourth Proportional to 100,719,666.45, 151,079,486.82 and 27,936,446.70

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Solution

The fourth proportional to 100,719,666.45, 151,079,486.82 and 27,936,446.70 is: 41,904,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,719,666.45 : 151,079,486.82 = 27,936,446.70 : x
  2. Step 2: Convert to fraction form
    100,719,666.45/151,079,486.82 = 27,936,446.70/x
  3. Step 3: Cross multiply
    100,719,666.45x = 151,079,486.82 × 27,936,446.70
  4. Step 4: Simplify right side
    100,719,666.45x = 4,220,624,031,707,853
  5. Step 5: Solve for x
    x = 4,220,624,031,707,853/100,719,666.45
  6. Step 6: Final answer
    x = 41,904,666.49

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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.