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Finding the Third Proportional to 877,949,554 and 1,195,821,028

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Solution

The third proportional to 877,949,554 and 1,195,821,028 is: 1,628,781,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,949,554 : 1,195,821,028 = 1,195,821,028 : x
  2. Step 2: Convert to fraction form
    877,949,554/1,195,821,028 = 1,195,821,028/x
  3. Step 3: Cross multiply
    877,949,554x = 1,195,821,028 × 1,195,821,028
  4. Step 4: Simplify right side
    877,949,554x = 1,429,987,931,006,976,768
  5. Step 5: Solve for x
    x = 1,429,987,931,006,976,768/877,949,554
  6. Step 6: Final answer
    x = 1,628,781,431.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.