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Finding the Third Proportional to 1,328,102,448 and 1,984,833,783

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Solution

The third proportional to 1,328,102,448 and 1,984,833,783 is: 2,966,311,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,102,448 : 1,984,833,783 = 1,984,833,783 : x
  2. Step 2: Convert to fraction form
    1,328,102,448/1,984,833,783 = 1,984,833,783/x
  3. Step 3: Cross multiply
    1,328,102,448x = 1,984,833,783 × 1,984,833,783
  4. Step 4: Simplify right side
    1,328,102,448x = 3,939,565,146,138,091,008
  5. Step 5: Solve for x
    x = 3,939,565,146,138,091,008/1,328,102,448
  6. Step 6: Final answer
    x = 2,966,311,184.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.