Home / 792,451,245.60-1,188,676,868.40-497,820,355.20

Finding the Fourth Proportional to 792,451,245.60, 1,188,676,868.40 and 497,820,355.20

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Solution

The fourth proportional to 792,451,245.60, 1,188,676,868.40 and 497,820,355.20 is: 746,730,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,451,245.60 : 1,188,676,868.40 = 497,820,355.20 : x
  2. Step 2: Convert to fraction form
    792,451,245.60/1,188,676,868.40 = 497,820,355.20/x
  3. Step 3: Cross multiply
    792,451,245.60x = 1,188,676,868.40 × 497,820,355.20
  4. Step 4: Simplify right side
    792,451,245.60x = 591,747,540,844,911,744
  5. Step 5: Solve for x
    x = 591,747,540,844,911,744/792,451,245.60
  6. Step 6: Final answer
    x = 746,730,532.80

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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.