Home / 49,111,146.68-73,445,600.48-43,678,179.76

Finding the Fourth Proportional to 49,111,146.68, 73,445,600.48 and 43,678,179.76

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Solution

The fourth proportional to 49,111,146.68, 73,445,600.48 and 43,678,179.76 is: 65,320,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,111,146.68 : 73,445,600.48 = 43,678,179.76 : x
  2. Step 2: Convert to fraction form
    49,111,146.68/73,445,600.48 = 43,678,179.76/x
  3. Step 3: Cross multiply
    49,111,146.68x = 73,445,600.48 × 43,678,179.76
  4. Step 4: Simplify right side
    49,111,146.68x = 3,207,970,140,346,582.50
  5. Step 5: Solve for x
    x = 3,207,970,140,346,582.50/49,111,146.68
  6. Step 6: Final answer
    x = 65,320,611.66

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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.