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Finding the Third Proportional to 39,126,150 and 85,810,572

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Solution

The third proportional to 39,126,150 and 85,810,572 is: 188,197,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126,150 : 85,810,572 = 85,810,572 : x
  2. Step 2: Convert to fraction form
    39,126,150/85,810,572 = 85,810,572/x
  3. Step 3: Cross multiply
    39,126,150x = 85,810,572 × 85,810,572
  4. Step 4: Simplify right side
    39,126,150x = 7,363,454,266,967,184
  5. Step 5: Solve for x
    x = 7,363,454,266,967,184/39,126,150
  6. Step 6: Final answer
    x = 188,197,772.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.