Home / 1,818,856,363.80-2,728,284,545.70-1,635,190,354.20

Finding the Fourth Proportional to 1,818,856,363.80, 2,728,284,545.70 and 1,635,190,354.20

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Solution

The fourth proportional to 1,818,856,363.80, 2,728,284,545.70 and 1,635,190,354.20 is: 2,452,785,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,856,363.80 : 2,728,284,545.70 = 1,635,190,354.20 : x
  2. Step 2: Convert to fraction form
    1,818,856,363.80/2,728,284,545.70 = 1,635,190,354.20/x
  3. Step 3: Cross multiply
    1,818,856,363.80x = 2,728,284,545.70 × 1,635,190,354.20
  4. Step 4: Simplify right side
    1,818,856,363.80x = 4,461,264,572,641,568,768
  5. Step 5: Solve for x
    x = 4,461,264,572,641,568,768/1,818,856,363.80
  6. Step 6: Final answer
    x = 2,452,785,531.30

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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.