Home / 146,490,304.98-202,156,842.33-79,509,287.15

Finding the Fourth Proportional to 146,490,304.98, 202,156,842.33 and 79,509,287.15

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Solution

The fourth proportional to 146,490,304.98, 202,156,842.33 and 79,509,287.15 is: 109,722,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,490,304.98 : 202,156,842.33 = 79,509,287.15 : x
  2. Step 2: Convert to fraction form
    146,490,304.98/202,156,842.33 = 79,509,287.15/x
  3. Step 3: Cross multiply
    146,490,304.98x = 202,156,842.33 × 79,509,287.15
  4. Step 4: Simplify right side
    146,490,304.98x = 16,073,346,426,296,686
  5. Step 5: Solve for x
    x = 16,073,346,426,296,686/146,490,304.98
  6. Step 6: Final answer
    x = 109,722,936.47

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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.