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Finding the Third Proportional to 143,748,660 and 234,703,815

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Solution

The third proportional to 143,748,660 and 234,703,815 is: 383,209,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,748,660 : 234,703,815 = 234,703,815 : x
  2. Step 2: Convert to fraction form
    143,748,660/234,703,815 = 234,703,815/x
  3. Step 3: Cross multiply
    143,748,660x = 234,703,815 × 234,703,815
  4. Step 4: Simplify right side
    143,748,660x = 55,085,880,775,554,224
  5. Step 5: Solve for x
    x = 55,085,880,775,554,224/143,748,660
  6. Step 6: Final answer
    x = 383,209,699.32

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.