Home / 80,573,010.35-111,202,529.28-45,293,721.17

Finding the Fourth Proportional to 80,573,010.35, 111,202,529.28 and 45,293,721.17

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Solution

The fourth proportional to 80,573,010.35, 111,202,529.28 and 45,293,721.17 is: 62,511,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,573,010.35 : 111,202,529.28 = 45,293,721.17 : x
  2. Step 2: Convert to fraction form
    80,573,010.35/111,202,529.28 = 45,293,721.17/x
  3. Step 3: Cross multiply
    80,573,010.35x = 111,202,529.28 × 45,293,721.17
  4. Step 4: Simplify right side
    80,573,010.35x = 5,036,776,354,607,081
  5. Step 5: Solve for x
    x = 5,036,776,354,607,081/80,573,010.35
  6. Step 6: Final answer
    x = 62,511,954.47

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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.