Home / 508,900,296.88-702,080,461.38-294,279,283

Finding the Fourth Proportional to 508,900,296.88, 702,080,461.38 and 294,279,283

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Solution

The fourth proportional to 508,900,296.88, 702,080,461.38 and 294,279,283 is: 405,988,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,900,296.88 : 702,080,461.38 = 294,279,283 : x
  2. Step 2: Convert to fraction form
    508,900,296.88/702,080,461.38 = 294,279,283/x
  3. Step 3: Cross multiply
    508,900,296.88x = 702,080,461.38 × 294,279,283
  4. Step 4: Simplify right side
    508,900,296.88x = 206,607,734,783,215,584
  5. Step 5: Solve for x
    x = 206,607,734,783,215,584/508,900,296.88
  6. Step 6: Final answer
    x = 405,988,630.88

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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.