Home / 225,979,724.56-311,834,803.28-126,841,318.83

Finding the Fourth Proportional to 225,979,724.56, 311,834,803.28 and 126,841,318.83

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Solution

The fourth proportional to 225,979,724.56, 311,834,803.28 and 126,841,318.83 is: 175,031,356.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,979,724.56 : 311,834,803.28 = 126,841,318.83 : x
  2. Step 2: Convert to fraction form
    225,979,724.56/311,834,803.28 = 126,841,318.83/x
  3. Step 3: Cross multiply
    225,979,724.56x = 311,834,803.28 × 126,841,318.83
  4. Step 4: Simplify right side
    225,979,724.56x = 39,553,537,705,128,808
  5. Step 5: Solve for x
    x = 39,553,537,705,128,808/225,979,724.56
  6. Step 6: Final answer
    x = 175,031,356.38

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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.