Home / 1,818,546,911.40-2,727,820,367.10-1,644,207,691.35

Finding the Fourth Proportional to 1,818,546,911.40, 2,727,820,367.10 and 1,644,207,691.35

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Solution

The fourth proportional to 1,818,546,911.40, 2,727,820,367.10 and 1,644,207,691.35 is: 2,466,311,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,546,911.40 : 2,727,820,367.10 = 1,644,207,691.35 : x
  2. Step 2: Convert to fraction form
    1,818,546,911.40/2,727,820,367.10 = 1,644,207,691.35/x
  3. Step 3: Cross multiply
    1,818,546,911.40x = 2,727,820,367.10 × 1,644,207,691.35
  4. Step 4: Simplify right side
    1,818,546,911.40x = 4,485,103,228,207,000,064
  5. Step 5: Solve for x
    x = 4,485,103,228,207,000,064/1,818,546,911.40
  6. Step 6: Final answer
    x = 2,466,311,537.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.