Home / 625,192,137.32-937,931,051.12-216,247,942.76

Finding the Fourth Proportional to 625,192,137.32, 937,931,051.12 and 216,247,942.76

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Solution

The fourth proportional to 625,192,137.32, 937,931,051.12 and 216,247,942.76 is: 324,421,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,192,137.32 : 937,931,051.12 = 216,247,942.76 : x
  2. Step 2: Convert to fraction form
    625,192,137.32/937,931,051.12 = 216,247,942.76/x
  3. Step 3: Cross multiply
    625,192,137.32x = 937,931,051.12 × 216,247,942.76
  4. Step 4: Simplify right side
    625,192,137.32x = 202,825,660,255,424,384
  5. Step 5: Solve for x
    x = 202,825,660,255,424,384/625,192,137.32
  6. Step 6: Final answer
    x = 324,421,322.90

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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.