Home / 51,068,317.50-81,299,436.75

Finding the Third Proportional to 51,068,317.50 and 81,299,436.75

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Solution

The third proportional to 51,068,317.50 and 81,299,436.75 is: 129,426,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,068,317.50 : 81,299,436.75 = 81,299,436.75 : x
  2. Step 2: Convert to fraction form
    51,068,317.50/81,299,436.75 = 81,299,436.75/x
  3. Step 3: Cross multiply
    51,068,317.50x = 81,299,436.75 × 81,299,436.75
  4. Step 4: Simplify right side
    51,068,317.50x = 6,609,598,415,867,251
  5. Step 5: Solve for x
    x = 6,609,598,415,867,251/51,068,317.50
  6. Step 6: Final answer
    x = 129,426,594.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.