Home / 1,062,942,464.80-1,594,413,697.20-890,613,863.20

Finding the Fourth Proportional to 1,062,942,464.80, 1,594,413,697.20 and 890,613,863.20

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Solution

The fourth proportional to 1,062,942,464.80, 1,594,413,697.20 and 890,613,863.20 is: 1,335,920,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,942,464.80 : 1,594,413,697.20 = 890,613,863.20 : x
  2. Step 2: Convert to fraction form
    1,062,942,464.80/1,594,413,697.20 = 890,613,863.20/x
  3. Step 3: Cross multiply
    1,062,942,464.80x = 1,594,413,697.20 × 890,613,863.20
  4. Step 4: Simplify right side
    1,062,942,464.80x = 1,420,006,942,402,287,104
  5. Step 5: Solve for x
    x = 1,420,006,942,402,287,104/1,062,942,464.80
  6. Step 6: Final answer
    x = 1,335,920,794.80

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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.