Home / 151,715,253.20-209,344,527.54-92,145,550.37

Finding the Fourth Proportional to 151,715,253.20, 209,344,527.54 and 92,145,550.37

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Solution

The fourth proportional to 151,715,253.20, 209,344,527.54 and 92,145,550.37 is: 127,147,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,715,253.20 : 209,344,527.54 = 92,145,550.37 : x
  2. Step 2: Convert to fraction form
    151,715,253.20/209,344,527.54 = 92,145,550.37/x
  3. Step 3: Cross multiply
    151,715,253.20x = 209,344,527.54 × 92,145,550.37
  4. Step 4: Simplify right side
    151,715,253.20x = 19,290,166,706,074,196
  5. Step 5: Solve for x
    x = 19,290,166,706,074,196/151,715,253.20
  6. Step 6: Final answer
    x = 127,147,180.65

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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.