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Finding the Third Proportional to 86,343,450 and 176,155,308

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Solution

The third proportional to 86,343,450 and 176,155,308 is: 359,386,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,343,450 : 176,155,308 = 176,155,308 : x
  2. Step 2: Convert to fraction form
    86,343,450/176,155,308 = 176,155,308/x
  3. Step 3: Cross multiply
    86,343,450x = 176,155,308 × 176,155,308
  4. Step 4: Simplify right side
    86,343,450x = 31,030,692,536,574,864
  5. Step 5: Solve for x
    x = 31,030,692,536,574,864/86,343,450
  6. Step 6: Final answer
    x = 359,386,757.61

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.