Home / 746,865,550.20-1,120,298,325.30-402,491,782.20

Finding the Fourth Proportional to 746,865,550.20, 1,120,298,325.30 and 402,491,782.20

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Solution

The fourth proportional to 746,865,550.20, 1,120,298,325.30 and 402,491,782.20 is: 603,737,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,865,550.20 : 1,120,298,325.30 = 402,491,782.20 : x
  2. Step 2: Convert to fraction form
    746,865,550.20/1,120,298,325.30 = 402,491,782.20/x
  3. Step 3: Cross multiply
    746,865,550.20x = 1,120,298,325.30 × 402,491,782.20
  4. Step 4: Simplify right side
    746,865,550.20x = 450,910,869,545,672,320
  5. Step 5: Solve for x
    x = 450,910,869,545,672,320/746,865,550.20
  6. Step 6: Final answer
    x = 603,737,673.30

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Double scale
Find fourth proportional to 746,865,551.20, 1,120,298,326.80 and 402,491,783.20
Similar ratio
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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.