Home / 475,748,701.40-656,653,889.94-325,102,367.72

Finding the Fourth Proportional to 475,748,701.40, 656,653,889.94 and 325,102,367.72

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Solution

The fourth proportional to 475,748,701.40, 656,653,889.94 and 325,102,367.72 is: 448,723,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,748,701.40 : 656,653,889.94 = 325,102,367.72 : x
  2. Step 2: Convert to fraction form
    475,748,701.40/656,653,889.94 = 325,102,367.72/x
  3. Step 3: Cross multiply
    475,748,701.40x = 656,653,889.94 × 325,102,367.72
  4. Step 4: Simplify right side
    475,748,701.40x = 213,479,734,392,042,336
  5. Step 5: Solve for x
    x = 213,479,734,392,042,336/475,748,701.40
  6. Step 6: Final answer
    x = 448,723,735.38

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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.