Home / 439,832,127.80-659,580,230.10-133,022,271.80

Finding the Fourth Proportional to 439,832,127.80, 659,580,230.10 and 133,022,271.80

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Solution

The fourth proportional to 439,832,127.80, 659,580,230.10 and 133,022,271.80 is: 199,482,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,832,127.80 : 659,580,230.10 = 133,022,271.80 : x
  2. Step 2: Convert to fraction form
    439,832,127.80/659,580,230.10 = 133,022,271.80/x
  3. Step 3: Cross multiply
    439,832,127.80x = 659,580,230.10 × 133,022,271.80
  4. Step 4: Simplify right side
    439,832,127.80x = 87,738,860,642,268,736
  5. Step 5: Solve for x
    x = 87,738,860,642,268,736/439,832,127.80
  6. Step 6: Final answer
    x = 199,482,609.61

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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.