Home / 162,840,613.30-244,260,919.95-72,141,349.30

Finding the Fourth Proportional to 162,840,613.30, 244,260,919.95 and 72,141,349.30

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Solution

The fourth proportional to 162,840,613.30, 244,260,919.95 and 72,141,349.30 is: 108,212,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,840,613.30 : 244,260,919.95 = 72,141,349.30 : x
  2. Step 2: Convert to fraction form
    162,840,613.30/244,260,919.95 = 72,141,349.30/x
  3. Step 3: Cross multiply
    162,840,613.30x = 244,260,919.95 × 72,141,349.30
  4. Step 4: Simplify right side
    162,840,613.30x = 17,621,312,346,452,286
  5. Step 5: Solve for x
    x = 17,621,312,346,452,286/162,840,613.30
  6. Step 6: Final answer
    x = 108,212,023.95

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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.