Home / 83,310,003.82-125,045,609.37-40,209,547.42

Finding the Fourth Proportional to 83,310,003.82, 125,045,609.37 and 40,209,547.42

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Solution

The fourth proportional to 83,310,003.82, 125,045,609.37 and 40,209,547.42 is: 60,353,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310,003.82 : 125,045,609.37 = 40,209,547.42 : x
  2. Step 2: Convert to fraction form
    83,310,003.82/125,045,609.37 = 40,209,547.42/x
  3. Step 3: Cross multiply
    83,310,003.82x = 125,045,609.37 × 40,209,547.42
  4. Step 4: Simplify right side
    83,310,003.82x = 5,028,027,359,625,812
  5. Step 5: Solve for x
    x = 5,028,027,359,625,812/83,310,003.82
  6. Step 6: Final answer
    x = 60,353,224.45

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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.