Home / 316,253,383.97-473,762,275.18-217,867,711.64

Finding the Fourth Proportional to 316,253,383.97, 473,762,275.18 and 217,867,711.64

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Solution

The fourth proportional to 316,253,383.97, 473,762,275.18 and 217,867,711.64 is: 326,375,963.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,253,383.97 : 473,762,275.18 = 217,867,711.64 : x
  2. Step 2: Convert to fraction form
    316,253,383.97/473,762,275.18 = 217,867,711.64/x
  3. Step 3: Cross multiply
    316,253,383.97x = 473,762,275.18 × 217,867,711.64
  4. Step 4: Simplify right side
    316,253,383.97x = 103,217,502,751,913,088
  5. Step 5: Solve for x
    x = 103,217,502,751,913,088/316,253,383.97
  6. Step 6: Final answer
    x = 326,375,963.03

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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.