Home / 83,971,231.20-125,956,846.80-69,622,324.20

Finding the Fourth Proportional to 83,971,231.20, 125,956,846.80 and 69,622,324.20

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Solution

The fourth proportional to 83,971,231.20, 125,956,846.80 and 69,622,324.20 is: 104,433,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,971,231.20 : 125,956,846.80 = 69,622,324.20 : x
  2. Step 2: Convert to fraction form
    83,971,231.20/125,956,846.80 = 69,622,324.20/x
  3. Step 3: Cross multiply
    83,971,231.20x = 125,956,846.80 × 69,622,324.20
  4. Step 4: Simplify right side
    83,971,231.20x = 8,769,408,423,119,333
  5. Step 5: Solve for x
    x = 8,769,408,423,119,333/83,971,231.20
  6. Step 6: Final answer
    x = 104,433,486.30

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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.