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Finding the Fourth Proportional to 1,062,883,650.80, 1,594,325,476.20 and 972,485,536.70

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Solution

The fourth proportional to 1,062,883,650.80, 1,594,325,476.20 and 972,485,536.70 is: 1,458,728,305.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,883,650.80 : 1,594,325,476.20 = 972,485,536.70 : x
  2. Step 2: Convert to fraction form
    1,062,883,650.80/1,594,325,476.20 = 972,485,536.70/x
  3. Step 3: Cross multiply
    1,062,883,650.80x = 1,594,325,476.20 × 972,485,536.70
  4. Step 4: Simplify right side
    1,062,883,650.80x = 1,550,458,466,396,840,192
  5. Step 5: Solve for x
    x = 1,550,458,466,396,840,192/1,062,883,650.80
  6. Step 6: Final answer
    x = 1,458,728,305.05

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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.