Home / 73,338,922.60-101,207,685.06-40,301,300.20

Finding the Fourth Proportional to 73,338,922.60, 101,207,685.06 and 40,301,300.20

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Solution

The fourth proportional to 73,338,922.60, 101,207,685.06 and 40,301,300.20 is: 55,615,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,338,922.60 : 101,207,685.06 = 40,301,300.20 : x
  2. Step 2: Convert to fraction form
    73,338,922.60/101,207,685.06 = 40,301,300.20/x
  3. Step 3: Cross multiply
    73,338,922.60x = 101,207,685.06 × 40,301,300.20
  4. Step 4: Simplify right side
    73,338,922.60x = 4,078,801,298,150,115.50
  5. Step 5: Solve for x
    x = 4,078,801,298,150,115.50/73,338,922.60
  6. Step 6: Final answer
    x = 55,615,778.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.