Home / 193,451,498.82-266,963,085.18-105,345,470.16

Finding the Fourth Proportional to 193,451,498.82, 266,963,085.18 and 105,345,470.16

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Solution

The fourth proportional to 193,451,498.82, 266,963,085.18 and 105,345,470.16 is: 145,376,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,451,498.82 : 266,963,085.18 = 105,345,470.16 : x
  2. Step 2: Convert to fraction form
    193,451,498.82/266,963,085.18 = 105,345,470.16/x
  3. Step 3: Cross multiply
    193,451,498.82x = 266,963,085.18 × 105,345,470.16
  4. Step 4: Simplify right side
    193,451,498.82x = 28,123,351,723,651,228
  5. Step 5: Solve for x
    x = 28,123,351,723,651,228/193,451,498.82
  6. Step 6: Final answer
    x = 145,376,757.97

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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.