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Finding the Third Proportional to 66,281,358 and 144,035,757

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Solution

The third proportional to 66,281,358 and 144,035,757 is: 313,003,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,281,358 : 144,035,757 = 144,035,757 : x
  2. Step 2: Convert to fraction form
    66,281,358/144,035,757 = 144,035,757/x
  3. Step 3: Cross multiply
    66,281,358x = 144,035,757 × 144,035,757
  4. Step 4: Simplify right side
    66,281,358x = 20,746,299,294,563,048
  5. Step 5: Solve for x
    x = 20,746,299,294,563,048/66,281,358
  6. Step 6: Final answer
    x = 313,003,534.03

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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.