Home / 80,677,728-121,017,646.08-26,825,040

Finding the Fourth Proportional to 80,677,728, 121,017,646.08 and 26,825,040

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Solution

The fourth proportional to 80,677,728, 121,017,646.08 and 26,825,040 is: 40,237,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,677,728 : 121,017,646.08 = 26,825,040 : x
  2. Step 2: Convert to fraction form
    80,677,728/121,017,646.08 = 26,825,040/x
  3. Step 3: Cross multiply
    80,677,728x = 121,017,646.08 × 26,825,040
  4. Step 4: Simplify right side
    80,677,728x = 3,246,303,196,801,843
  5. Step 5: Solve for x
    x = 3,246,303,196,801,843/80,677,728
  6. Step 6: Final answer
    x = 40,237,910.48

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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.