Home / 177,732,352.74-266,502,671.07-80,635,082.22

Finding the Fourth Proportional to 177,732,352.74, 266,502,671.07 and 80,635,082.22

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Solution

The fourth proportional to 177,732,352.74, 266,502,671.07 and 80,635,082.22 is: 120,909,133.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,732,352.74 : 266,502,671.07 = 80,635,082.22 : x
  2. Step 2: Convert to fraction form
    177,732,352.74/266,502,671.07 = 80,635,082.22/x
  3. Step 3: Cross multiply
    177,732,352.74x = 266,502,671.07 × 80,635,082.22
  4. Step 4: Simplify right side
    177,732,352.74x = 21,489,464,793,579,064
  5. Step 5: Solve for x
    x = 21,489,464,793,579,064/177,732,352.74
  6. Step 6: Final answer
    x = 120,909,133.66

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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.