Home / 134,166,197.80-185,145,064.50-75,431,348.20

Finding the Fourth Proportional to 134,166,197.80, 185,145,064.50 and 75,431,348.20

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Solution

The fourth proportional to 134,166,197.80, 185,145,064.50 and 75,431,348.20 is: 104,092,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,166,197.80 : 185,145,064.50 = 75,431,348.20 : x
  2. Step 2: Convert to fraction form
    134,166,197.80/185,145,064.50 = 75,431,348.20/x
  3. Step 3: Cross multiply
    134,166,197.80x = 185,145,064.50 × 75,431,348.20
  4. Step 4: Simplify right side
    134,166,197.80x = 13,965,741,827,810,960
  5. Step 5: Solve for x
    x = 13,965,741,827,810,960/134,166,197.80
  6. Step 6: Final answer
    x = 104,092,849.44

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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.