Home / 217,655,422.52-300,377,117.76-163,913,896.22

Finding the Fourth Proportional to 217,655,422.52, 300,377,117.76 and 163,913,896.22

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Solution

The fourth proportional to 217,655,422.52, 300,377,117.76 and 163,913,896.22 is: 226,210,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,655,422.52 : 300,377,117.76 = 163,913,896.22 : x
  2. Step 2: Convert to fraction form
    217,655,422.52/300,377,117.76 = 163,913,896.22/x
  3. Step 3: Cross multiply
    217,655,422.52x = 300,377,117.76 × 163,913,896.22
  4. Step 4: Simplify right side
    217,655,422.52x = 49,235,983,707,375,360
  5. Step 5: Solve for x
    x = 49,235,983,707,375,360/217,655,422.52
  6. Step 6: Final answer
    x = 226,210,691.82

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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.