Home / 79,894,017.19-110,329,887.80-75,541,451.83

Finding the Fourth Proportional to 79,894,017.19, 110,329,887.80 and 75,541,451.83

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Solution

The fourth proportional to 79,894,017.19, 110,329,887.80 and 75,541,451.83 is: 104,319,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894,017.19 : 110,329,887.80 = 75,541,451.83 : x
  2. Step 2: Convert to fraction form
    79,894,017.19/110,329,887.80 = 75,541,451.83/x
  3. Step 3: Cross multiply
    79,894,017.19x = 110,329,887.80 × 75,541,451.83
  4. Step 4: Simplify right side
    79,894,017.19x = 8,334,479,903,723,648
  5. Step 5: Solve for x
    x = 8,334,479,903,723,648/79,894,017.19
  6. Step 6: Final answer
    x = 104,319,199.33

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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.