Home / 127,891,023.06-191,754,055.20-50,175,781.32

Finding the Fourth Proportional to 127,891,023.06, 191,754,055.20 and 50,175,781.32

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Solution

The fourth proportional to 127,891,023.06, 191,754,055.20 and 50,175,781.32 is: 75,231,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,891,023.06 : 191,754,055.20 = 50,175,781.32 : x
  2. Step 2: Convert to fraction form
    127,891,023.06/191,754,055.20 = 50,175,781.32/x
  3. Step 3: Cross multiply
    127,891,023.06x = 191,754,055.20 × 50,175,781.32
  4. Step 4: Simplify right side
    127,891,023.06x = 9,621,409,540,938,408
  5. Step 5: Solve for x
    x = 9,621,409,540,938,408/127,891,023.06
  6. Step 6: Final answer
    x = 75,231,312.65

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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.