Home / 961,448,017.20-1,442,172,025.80-896,950,762.80

Finding the Fourth Proportional to 961,448,017.20, 1,442,172,025.80 and 896,950,762.80

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Solution

The fourth proportional to 961,448,017.20, 1,442,172,025.80 and 896,950,762.80 is: 1,345,426,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,448,017.20 : 1,442,172,025.80 = 896,950,762.80 : x
  2. Step 2: Convert to fraction form
    961,448,017.20/1,442,172,025.80 = 896,950,762.80/x
  3. Step 3: Cross multiply
    961,448,017.20x = 1,442,172,025.80 × 896,950,762.80
  4. Step 4: Simplify right side
    961,448,017.20x = 1,293,557,298,630,131,200
  5. Step 5: Solve for x
    x = 1,293,557,298,630,131,200/961,448,017.20
  6. Step 6: Final answer
    x = 1,345,426,144.20

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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.