Home / 412,397,769.85-569,104,921.24-224,226,061.23

Finding the Fourth Proportional to 412,397,769.85, 569,104,921.24 and 224,226,061.23

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Solution

The fourth proportional to 412,397,769.85, 569,104,921.24 and 224,226,061.23 is: 309,429,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,397,769.85 : 569,104,921.24 = 224,226,061.23 : x
  2. Step 2: Convert to fraction form
    412,397,769.85/569,104,921.24 = 224,226,061.23/x
  3. Step 3: Cross multiply
    412,397,769.85x = 569,104,921.24 × 224,226,061.23
  4. Step 4: Simplify right side
    412,397,769.85x = 127,608,154,915,693,984
  5. Step 5: Solve for x
    x = 127,608,154,915,693,984/412,397,769.85
  6. Step 6: Final answer
    x = 309,429,789.02

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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.