Home / 105,731,876.20-158,594,324.46-43,481,036.20

Finding the Fourth Proportional to 105,731,876.20, 158,594,324.46 and 43,481,036.20

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Solution

The fourth proportional to 105,731,876.20, 158,594,324.46 and 43,481,036.20 is: 65,220,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,731,876.20 : 158,594,324.46 = 43,481,036.20 : x
  2. Step 2: Convert to fraction form
    105,731,876.20/158,594,324.46 = 43,481,036.20/x
  3. Step 3: Cross multiply
    105,731,876.20x = 158,594,324.46 × 43,481,036.20
  4. Step 4: Simplify right side
    105,731,876.20x = 6,895,845,562,959,806
  5. Step 5: Solve for x
    x = 6,895,845,562,959,806/105,731,876.20
  6. Step 6: Final answer
    x = 65,220,119.14

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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.