Home / 303,375,730.16-418,655,527.08-164,143,436.96

Finding the Fourth Proportional to 303,375,730.16, 418,655,527.08 and 164,143,436.96

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Solution

The fourth proportional to 303,375,730.16, 418,655,527.08 and 164,143,436.96 is: 226,516,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,375,730.16 : 418,655,527.08 = 164,143,436.96 : x
  2. Step 2: Convert to fraction form
    303,375,730.16/418,655,527.08 = 164,143,436.96/x
  3. Step 3: Cross multiply
    303,375,730.16x = 418,655,527.08 × 164,143,436.96
  4. Step 4: Simplify right side
    303,375,730.16x = 68,719,557,117,211,552
  5. Step 5: Solve for x
    x = 68,719,557,117,211,552/303,375,730.16
  6. Step 6: Final answer
    x = 226,516,330.36

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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.