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Finding the Third Proportional to 1,328,102,520 and 1,984,833,884

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Solution

The third proportional to 1,328,102,520 and 1,984,833,884 is: 2,966,311,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,102,520 : 1,984,833,884 = 1,984,833,884 : x
  2. Step 2: Convert to fraction form
    1,328,102,520/1,984,833,884 = 1,984,833,884/x
  3. Step 3: Cross multiply
    1,328,102,520x = 1,984,833,884 × 1,984,833,884
  4. Step 4: Simplify right side
    1,328,102,520x = 3,939,565,547,074,525,696
  5. Step 5: Solve for x
    x = 3,939,565,547,074,525,696/1,328,102,520
  6. Step 6: Final answer
    x = 2,966,311,325.93

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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.