Home / 31,976,390.25-70,328,641.50

Finding the Third Proportional to 31,976,390.25 and 70,328,641.50

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Solution

The third proportional to 31,976,390.25 and 70,328,641.50 is: 154,680,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,976,390.25 : 70,328,641.50 = 70,328,641.50 : x
  2. Step 2: Convert to fraction form
    31,976,390.25/70,328,641.50 = 70,328,641.50/x
  3. Step 3: Cross multiply
    31,976,390.25x = 70,328,641.50 × 70,328,641.50
  4. Step 4: Simplify right side
    31,976,390.25x = 4,946,117,815,235,522
  5. Step 5: Solve for x
    x = 4,946,117,815,235,522/31,976,390.25
  6. Step 6: Final answer
    x = 154,680,305.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.