Home / 412,488,516.42-569,222,805.15-226,849,541.22

Finding the Fourth Proportional to 412,488,516.42, 569,222,805.15 and 226,849,541.22

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Solution

The fourth proportional to 412,488,516.42, 569,222,805.15 and 226,849,541.22 is: 313,046,126.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,488,516.42 : 569,222,805.15 = 226,849,541.22 : x
  2. Step 2: Convert to fraction form
    412,488,516.42/569,222,805.15 = 226,849,541.22/x
  3. Step 3: Cross multiply
    412,488,516.42x = 569,222,805.15 × 226,849,541.22
  4. Step 4: Simplify right side
    412,488,516.42x = 129,127,932,200,527,760
  5. Step 5: Solve for x
    x = 129,127,932,200,527,760/412,488,516.42
  6. Step 6: Final answer
    x = 313,046,126.28

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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.