Home / 80,178,552.14-110,646,401.96-43,509,123.14

Finding the Fourth Proportional to 80,178,552.14, 110,646,401.96 and 43,509,123.14

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Solution

The fourth proportional to 80,178,552.14, 110,646,401.96 and 43,509,123.14 is: 60,042,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,178,552.14 : 110,646,401.96 = 43,509,123.14 : x
  2. Step 2: Convert to fraction form
    80,178,552.14/110,646,401.96 = 43,509,123.14/x
  3. Step 3: Cross multiply
    80,178,552.14x = 110,646,401.96 × 43,509,123.14
  4. Step 4: Simplify right side
    80,178,552.14x = 4,814,127,927,104,799
  5. Step 5: Solve for x
    x = 4,814,127,927,104,799/80,178,552.14
  6. Step 6: Final answer
    x = 60,042,589.93

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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.