Home / 163,206,768.30-244,810,152.45-126,218,474.70

Finding the Fourth Proportional to 163,206,768.30, 244,810,152.45 and 126,218,474.70

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Solution

The fourth proportional to 163,206,768.30, 244,810,152.45 and 126,218,474.70 is: 189,327,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,206,768.30 : 244,810,152.45 = 126,218,474.70 : x
  2. Step 2: Convert to fraction form
    163,206,768.30/244,810,152.45 = 126,218,474.70/x
  3. Step 3: Cross multiply
    163,206,768.30x = 244,810,152.45 × 126,218,474.70
  4. Step 4: Simplify right side
    163,206,768.30x = 30,899,564,033,313,468
  5. Step 5: Solve for x
    x = 30,899,564,033,313,468/163,206,768.30
  6. Step 6: Final answer
    x = 189,327,712.05

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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.