Home / 995,984,139.40-1,493,976,209.10-305,890,286.20

Finding the Fourth Proportional to 995,984,139.40, 1,493,976,209.10 and 305,890,286.20

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Solution

The fourth proportional to 995,984,139.40, 1,493,976,209.10 and 305,890,286.20 is: 458,835,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,984,139.40 : 1,493,976,209.10 = 305,890,286.20 : x
  2. Step 2: Convert to fraction form
    995,984,139.40/1,493,976,209.10 = 305,890,286.20/x
  3. Step 3: Cross multiply
    995,984,139.40x = 1,493,976,209.10 × 305,890,286.20
  4. Step 4: Simplify right side
    995,984,139.40x = 456,992,810,177,590,016
  5. Step 5: Solve for x
    x = 456,992,810,177,590,016/995,984,139.40
  6. Step 6: Final answer
    x = 458,835,429.30

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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.