Home / 127,008,181.68-190,517,438.66-60,500,419.80

Finding the Fourth Proportional to 127,008,181.68, 190,517,438.66 and 60,500,419.80

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Solution

The fourth proportional to 127,008,181.68, 190,517,438.66 and 60,500,419.80 is: 90,753,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,008,181.68 : 190,517,438.66 = 60,500,419.80 : x
  2. Step 2: Convert to fraction form
    127,008,181.68/190,517,438.66 = 60,500,419.80/x
  3. Step 3: Cross multiply
    127,008,181.68x = 190,517,438.66 × 60,500,419.80
  4. Step 4: Simplify right side
    127,008,181.68x = 11,526,385,018,150,748
  5. Step 5: Solve for x
    x = 11,526,385,018,150,748/127,008,181.68
  6. Step 6: Final answer
    x = 90,753,090.59

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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.