Home / 940,067,067.60-1,409,204,806.20-732,690,478.80

Finding the Fourth Proportional to 940,067,067.60, 1,409,204,806.20 and 732,690,478.80

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Solution

The fourth proportional to 940,067,067.60, 1,409,204,806.20 and 732,690,478.80 is: 1,098,337,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,067,067.60 : 1,409,204,806.20 = 732,690,478.80 : x
  2. Step 2: Convert to fraction form
    940,067,067.60/1,409,204,806.20 = 732,690,478.80/x
  3. Step 3: Cross multiply
    940,067,067.60x = 1,409,204,806.20 × 732,690,478.80
  4. Step 4: Simplify right side
    940,067,067.60x = 1,032,510,944,181,939,200
  5. Step 5: Solve for x
    x = 1,032,510,944,181,939,200/940,067,067.60
  6. Step 6: Final answer
    x = 1,098,337,533.32

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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.