Home / 1,198,271,998.80-1,797,407,998.20-584,540,312.40

Finding the Fourth Proportional to 1,198,271,998.80, 1,797,407,998.20 and 584,540,312.40

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Solution

The fourth proportional to 1,198,271,998.80, 1,797,407,998.20 and 584,540,312.40 is: 876,810,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,271,998.80 : 1,797,407,998.20 = 584,540,312.40 : x
  2. Step 2: Convert to fraction form
    1,198,271,998.80/1,797,407,998.20 = 584,540,312.40/x
  3. Step 3: Cross multiply
    1,198,271,998.80x = 1,797,407,998.20 × 584,540,312.40
  4. Step 4: Simplify right side
    1,198,271,998.80x = 1,050,657,432,778,086,656
  5. Step 5: Solve for x
    x = 1,050,657,432,778,086,656/1,198,271,998.80
  6. Step 6: Final answer
    x = 876,810,468.60

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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.