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Finding the Third Proportional to 66,039,752 and 100,056,900

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Solution

The third proportional to 66,039,752 and 100,056,900 is: 151,596,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,039,752 : 100,056,900 = 100,056,900 : x
  2. Step 2: Convert to fraction form
    66,039,752/100,056,900 = 100,056,900/x
  3. Step 3: Cross multiply
    66,039,752x = 100,056,900 × 100,056,900
  4. Step 4: Simplify right side
    66,039,752x = 10,011,383,237,610,000
  5. Step 5: Solve for x
    x = 10,011,383,237,610,000/66,039,752
  6. Step 6: Final answer
    x = 151,596,317.89

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.