Home / 1,329,160,862.20-1,995,536,382.90-777,029,092.60

Finding the Fourth Proportional to 1,329,160,862.20, 1,995,536,382.90 and 777,029,092.60

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Solution

The fourth proportional to 1,329,160,862.20, 1,995,536,382.90 and 777,029,092.60 is: 1,166,593,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,160,862.20 : 1,995,536,382.90 = 777,029,092.60 : x
  2. Step 2: Convert to fraction form
    1,329,160,862.20/1,995,536,382.90 = 777,029,092.60/x
  3. Step 3: Cross multiply
    1,329,160,862.20x = 1,995,536,382.90 × 777,029,092.60
  4. Step 4: Simplify right side
    1,329,160,862.20x = 1,550,589,824,855,073,280
  5. Step 5: Solve for x
    x = 1,550,589,824,855,073,280/1,329,160,862.20
  6. Step 6: Final answer
    x = 1,166,593,050.51

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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.