Home / 1,643,341,738.20-2,266,489,265.76-1,444,678,463.40

Finding the Fourth Proportional to 1,643,341,738.20, 2,266,489,265.76 and 1,444,678,463.40

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Solution

The fourth proportional to 1,643,341,738.20, 2,266,489,265.76 and 1,444,678,463.40 is: 1,992,493,803.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,341,738.20 : 2,266,489,265.76 = 1,444,678,463.40 : x
  2. Step 2: Convert to fraction form
    1,643,341,738.20/2,266,489,265.76 = 1,444,678,463.40/x
  3. Step 3: Cross multiply
    1,643,341,738.20x = 2,266,489,265.76 × 1,444,678,463.40
  4. Step 4: Simplify right side
    1,643,341,738.20x = 3,274,348,229,770,751,488
  5. Step 5: Solve for x
    x = 3,274,348,229,770,751,488/1,643,341,738.20
  6. Step 6: Final answer
    x = 1,992,493,803.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.