Home / 195,216,909.71-269,399,306.03-111,586,835.93

Finding the Fourth Proportional to 195,216,909.71, 269,399,306.03 and 111,586,835.93

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Solution

The fourth proportional to 195,216,909.71, 269,399,306.03 and 111,586,835.93 is: 153,989,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,216,909.71 : 269,399,306.03 = 111,586,835.93 : x
  2. Step 2: Convert to fraction form
    195,216,909.71/269,399,306.03 = 111,586,835.93/x
  3. Step 3: Cross multiply
    195,216,909.71x = 269,399,306.03 × 111,586,835.93
  4. Step 4: Simplify right side
    195,216,909.71x = 30,061,416,159,720,536
  5. Step 5: Solve for x
    x = 30,061,416,159,720,536/195,216,909.71
  6. Step 6: Final answer
    x = 153,989,816.79

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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.