Home / 134,166,197.55-185,145,064.16-75,431,347.95

Finding the Fourth Proportional to 134,166,197.55, 185,145,064.16 and 75,431,347.95

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Solution

The fourth proportional to 134,166,197.55, 185,145,064.16 and 75,431,347.95 is: 104,092,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,166,197.55 : 185,145,064.16 = 75,431,347.95 : x
  2. Step 2: Convert to fraction form
    134,166,197.55/185,145,064.16 = 75,431,347.95/x
  3. Step 3: Cross multiply
    134,166,197.55x = 185,145,064.16 × 75,431,347.95
  4. Step 4: Simplify right side
    134,166,197.55x = 13,965,741,755,500,878
  5. Step 5: Solve for x
    x = 13,965,741,755,500,878/134,166,197.55
  6. Step 6: Final answer
    x = 104,092,849.10

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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.