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Finding the Third Proportional to 55,046,088 and 87,450,840

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Solution

The third proportional to 55,046,088 and 87,450,840 is: 138,931,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,046,088 : 87,450,840 = 87,450,840 : x
  2. Step 2: Convert to fraction form
    55,046,088/87,450,840 = 87,450,840/x
  3. Step 3: Cross multiply
    55,046,088x = 87,450,840 × 87,450,840
  4. Step 4: Simplify right side
    55,046,088x = 7,647,649,416,705,600
  5. Step 5: Solve for x
    x = 7,647,649,416,705,600/55,046,088
  6. Step 6: Final answer
    x = 138,931,751.46

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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.