Home / 178,108,321.06-266,976,017.56-74,536,867.13

Finding the Fourth Proportional to 178,108,321.06, 266,976,017.56 and 74,536,867.13

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Solution

The fourth proportional to 178,108,321.06, 266,976,017.56 and 74,536,867.13 is: 111,727,267.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,108,321.06 : 266,976,017.56 = 74,536,867.13 : x
  2. Step 2: Convert to fraction form
    178,108,321.06/266,976,017.56 = 74,536,867.13/x
  3. Step 3: Cross multiply
    178,108,321.06x = 266,976,017.56 × 74,536,867.13
  4. Step 4: Simplify right side
    178,108,321.06x = 19,899,555,947,579,924
  5. Step 5: Solve for x
    x = 19,899,555,947,579,924/178,108,321.06
  6. Step 6: Final answer
    x = 111,727,267.03

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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.