Home / 73,101,469,249.60-100,878,081,064.16-42,200,711,207.92

Finding the Fourth Proportional to 73,101,469,249.60, 100,878,081,064.16 and 42,200,711,207.92

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Solution

The fourth proportional to 73,101,469,249.60, 100,878,081,064.16 and 42,200,711,207.92 is: 58,235,857,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101,469,249.60 : 100,878,081,064.16 = 42,200,711,207.92 : x
  2. Step 2: Convert to fraction form
    73,101,469,249.60/100,878,081,064.16 = 42,200,711,207.92/x
  3. Step 3: Cross multiply
    73,101,469,249.60x = 100,878,081,064.16 × 42,200,711,207.92
  4. Step 4: Simplify right side
    73,101,469,249.60x = 4,257,126,766,197,759,016,960
  5. Step 5: Solve for x
    x = 4,257,126,766,197,759,016,960/73,101,469,249.60
  6. Step 6: Final answer
    x = 58,235,857,772.74

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1.5x scale

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.