Home / 240,779,573.44-361,080,771.29-83,172,478.82

Finding the Fourth Proportional to 240,779,573.44, 361,080,771.29 and 83,172,478.82

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Solution

The fourth proportional to 240,779,573.44, 361,080,771.29 and 83,172,478.82 is: 124,728,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779,573.44 : 361,080,771.29 = 83,172,478.82 : x
  2. Step 2: Convert to fraction form
    240,779,573.44/361,080,771.29 = 83,172,478.82/x
  3. Step 3: Cross multiply
    240,779,573.44x = 361,080,771.29 × 83,172,478.82
  4. Step 4: Simplify right side
    240,779,573.44x = 30,031,982,800,517,420
  5. Step 5: Solve for x
    x = 30,031,982,800,517,420/240,779,573.44
  6. Step 6: Final answer
    x = 124,728,116.97

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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.