Home / 356,874,596.31-535,190,663.08-123,650,876.94

Finding the Fourth Proportional to 356,874,596.31, 535,190,663.08 and 123,650,876.94

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Solution

The fourth proportional to 356,874,596.31, 535,190,663.08 and 123,650,876.94 is: 185,434,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,874,596.31 : 535,190,663.08 = 123,650,876.94 : x
  2. Step 2: Convert to fraction form
    356,874,596.31/535,190,663.08 = 123,650,876.94/x
  3. Step 3: Cross multiply
    356,874,596.31x = 535,190,663.08 × 123,650,876.94
  4. Step 4: Simplify right side
    356,874,596.31x = 66,176,794,819,942,080
  5. Step 5: Solve for x
    x = 66,176,794,819,942,080/356,874,596.31
  6. Step 6: Final answer
    x = 185,434,310.83

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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.