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Finding the Third Proportional to 173,297,288 and 380,608,528

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Solution

The third proportional to 173,297,288 and 380,608,528 is: 835,921,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,297,288 : 380,608,528 = 380,608,528 : x
  2. Step 2: Convert to fraction form
    173,297,288/380,608,528 = 380,608,528/x
  3. Step 3: Cross multiply
    173,297,288x = 380,608,528 × 380,608,528
  4. Step 4: Simplify right side
    173,297,288x = 144,862,851,586,326,784
  5. Step 5: Solve for x
    x = 144,862,851,586,326,784/173,297,288
  6. Step 6: Final answer
    x = 835,921,053.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.