Home / 108,274,941.36-162,409,713.12-31,598,633.88

Finding the Fourth Proportional to 108,274,941.36, 162,409,713.12 and 31,598,633.88

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Solution

The fourth proportional to 108,274,941.36, 162,409,713.12 and 31,598,633.88 is: 47,397,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,274,941.36 : 162,409,713.12 = 31,598,633.88 : x
  2. Step 2: Convert to fraction form
    108,274,941.36/162,409,713.12 = 31,598,633.88/x
  3. Step 3: Cross multiply
    108,274,941.36x = 162,409,713.12 × 31,598,633.88
  4. Step 4: Simplify right side
    108,274,941.36x = 5,131,925,063,434,712
  5. Step 5: Solve for x
    x = 5,131,925,063,434,712/108,274,941.36
  6. Step 6: Final answer
    x = 47,397,163.18

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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.