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Finding the Third Proportional to 1,371,275,465 and 2,088,996,489.75

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Solution

The third proportional to 1,371,275,465 and 2,088,996,489.75 is: 3,182,370,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,275,465 : 2,088,996,489.75 = 2,088,996,489.75 : x
  2. Step 2: Convert to fraction form
    1,371,275,465/2,088,996,489.75 = 2,088,996,489.75/x
  3. Step 3: Cross multiply
    1,371,275,465x = 2,088,996,489.75 × 2,088,996,489.75
  4. Step 4: Simplify right side
    1,371,275,465x = 4,363,906,334,187,822,080
  5. Step 5: Solve for x
    x = 4,363,906,334,187,822,080/1,371,275,465
  6. Step 6: Final answer
    x = 3,182,370,315.50

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.