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Finding the Third Proportional to 59,881,916 and 129,927,673

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Solution

The third proportional to 59,881,916 and 129,927,673 is: 281,908,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,881,916 : 129,927,673 = 129,927,673 : x
  2. Step 2: Convert to fraction form
    59,881,916/129,927,673 = 129,927,673/x
  3. Step 3: Cross multiply
    59,881,916x = 129,927,673 × 129,927,673
  4. Step 4: Simplify right side
    59,881,916x = 16,881,200,211,194,928
  5. Step 5: Solve for x
    x = 16,881,200,211,194,928/59,881,916
  6. Step 6: Final answer
    x = 281,908,150.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.