Home / 144,853,502.20-217,280,253.30-68,325,998.20

Finding the Fourth Proportional to 144,853,502.20, 217,280,253.30 and 68,325,998.20

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Solution

The fourth proportional to 144,853,502.20, 217,280,253.30 and 68,325,998.20 is: 102,488,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,853,502.20 : 217,280,253.30 = 68,325,998.20 : x
  2. Step 2: Convert to fraction form
    144,853,502.20/217,280,253.30 = 68,325,998.20/x
  3. Step 3: Cross multiply
    144,853,502.20x = 217,280,253.30 × 68,325,998.20
  4. Step 4: Simplify right side
    144,853,502.20x = 14,845,890,195,871,346
  5. Step 5: Solve for x
    x = 14,845,890,195,871,346/144,853,502.20
  6. Step 6: Final answer
    x = 102,488,997.30

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Double scale
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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.