Home / 230,074,129.22-317,510,132.54-136,068,859.33

Finding the Fourth Proportional to 230,074,129.22, 317,510,132.54 and 136,068,859.33

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Solution

The fourth proportional to 230,074,129.22, 317,510,132.54 and 136,068,859.33 is: 187,779,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,074,129.22 : 317,510,132.54 = 136,068,859.33 : x
  2. Step 2: Convert to fraction form
    230,074,129.22/317,510,132.54 = 136,068,859.33/x
  3. Step 3: Cross multiply
    230,074,129.22x = 317,510,132.54 × 136,068,859.33
  4. Step 4: Simplify right side
    230,074,129.22x = 43,203,241,560,434,920
  5. Step 5: Solve for x
    x = 43,203,241,560,434,920/230,074,129.22
  6. Step 6: Final answer
    x = 187,779,659.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.