Home / 127,008,180.68-190,517,437.16-60,500,418.80

Finding the Fourth Proportional to 127,008,180.68, 190,517,437.16 and 60,500,418.80

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Solution

The fourth proportional to 127,008,180.68, 190,517,437.16 and 60,500,418.80 is: 90,753,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,008,180.68 : 190,517,437.16 = 60,500,418.80 : x
  2. Step 2: Convert to fraction form
    127,008,180.68/190,517,437.16 = 60,500,418.80/x
  3. Step 3: Cross multiply
    127,008,180.68x = 190,517,437.16 × 60,500,418.80
  4. Step 4: Simplify right side
    127,008,180.68x = 11,526,384,736,989,654
  5. Step 5: Solve for x
    x = 11,526,384,736,989,654/127,008,180.68
  6. Step 6: Final answer
    x = 90,753,089.10

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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.