Home / 45,278,920.69-70,608,799.69

Finding the Third Proportional to 45,278,920.69 and 70,608,799.69

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Solution

The third proportional to 45,278,920.69 and 70,608,799.69 is: 110,108,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278,920.69 : 70,608,799.69 = 70,608,799.69 : x
  2. Step 2: Convert to fraction form
    45,278,920.69/70,608,799.69 = 70,608,799.69/x
  3. Step 3: Cross multiply
    45,278,920.69x = 70,608,799.69 × 70,608,799.69
  4. Step 4: Simplify right side
    45,278,920.69x = 4,985,602,593,309,500
  5. Step 5: Solve for x
    x = 4,985,602,593,309,500/45,278,920.69
  6. Step 6: Final answer
    x = 110,108,688.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.