Home / 161,863,267.60-242,794,901.40-144,857,155.60

Finding the Fourth Proportional to 161,863,267.60, 242,794,901.40 and 144,857,155.60

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Solution

The fourth proportional to 161,863,267.60, 242,794,901.40 and 144,857,155.60 is: 217,285,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,863,267.60 : 242,794,901.40 = 144,857,155.60 : x
  2. Step 2: Convert to fraction form
    161,863,267.60/242,794,901.40 = 144,857,155.60/x
  3. Step 3: Cross multiply
    161,863,267.60x = 242,794,901.40 × 144,857,155.60
  4. Step 4: Simplify right side
    161,863,267.60x = 35,170,578,810,986,456
  5. Step 5: Solve for x
    x = 35,170,578,810,986,456/161,863,267.60
  6. Step 6: Final answer
    x = 217,285,733.40

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Similar ratio
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1.5x scale

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.