Home / 1,818,546,981.40-2,727,820,472.10-1,644,207,761.35

Finding the Fourth Proportional to 1,818,546,981.40, 2,727,820,472.10 and 1,644,207,761.35

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Solution

The fourth proportional to 1,818,546,981.40, 2,727,820,472.10 and 1,644,207,761.35 is: 2,466,311,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,546,981.40 : 2,727,820,472.10 = 1,644,207,761.35 : x
  2. Step 2: Convert to fraction form
    1,818,546,981.40/2,727,820,472.10 = 1,644,207,761.35/x
  3. Step 3: Cross multiply
    1,818,546,981.40x = 2,727,820,472.10 × 1,644,207,761.35
  4. Step 4: Simplify right side
    1,818,546,981.40x = 4,485,103,591,796,240,896
  5. Step 5: Solve for x
    x = 4,485,103,591,796,240,896/1,818,546,981.40
  6. Step 6: Final answer
    x = 2,466,311,642.03

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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.