Home / 193,326,736.32-266,796,755.28-105,227,104.55

Finding the Fourth Proportional to 193,326,736.32, 266,796,755.28 and 105,227,104.55

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Solution

The fourth proportional to 193,326,736.32, 266,796,755.28 and 105,227,104.55 is: 145,216,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,326,736.32 : 266,796,755.28 = 105,227,104.55 : x
  2. Step 2: Convert to fraction form
    193,326,736.32/266,796,755.28 = 105,227,104.55/x
  3. Step 3: Cross multiply
    193,326,736.32x = 266,796,755.28 × 105,227,104.55
  4. Step 4: Simplify right side
    193,326,736.32x = 28,074,250,060,115,340
  5. Step 5: Solve for x
    x = 28,074,250,060,115,340/193,326,736.32
  6. Step 6: Final answer
    x = 145,216,593.39

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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.