Home / 144,943,330.25-200,021,795.75-79,753,234.25

Finding the Fourth Proportional to 144,943,330.25, 200,021,795.75 and 79,753,234.25

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Solution

The fourth proportional to 144,943,330.25, 200,021,795.75 and 79,753,234.25 is: 110,059,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943,330.25 : 200,021,795.75 = 79,753,234.25 : x
  2. Step 2: Convert to fraction form
    144,943,330.25/200,021,795.75 = 79,753,234.25/x
  3. Step 3: Cross multiply
    144,943,330.25x = 200,021,795.75 × 79,753,234.25
  4. Step 4: Simplify right side
    144,943,330.25x = 15,952,385,131,555,404
  5. Step 5: Solve for x
    x = 15,952,385,131,555,404/144,943,330.25
  6. Step 6: Final answer
    x = 110,059,463.27

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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.