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Finding the Third Proportional to 100,818,528 and 152,155,203

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Solution

The third proportional to 100,818,528 and 152,155,203 is: 229,632,452.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,818,528 : 152,155,203 = 152,155,203 : x
  2. Step 2: Convert to fraction form
    100,818,528/152,155,203 = 152,155,203/x
  3. Step 3: Cross multiply
    100,818,528x = 152,155,203 × 152,155,203
  4. Step 4: Simplify right side
    100,818,528x = 23,151,205,799,971,208
  5. Step 5: Solve for x
    x = 23,151,205,799,971,208/100,818,528
  6. Step 6: Final answer
    x = 229,632,452.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.