Home / 2,738,885,382.30-4,110,984,721.47-1,321,779,789.32

Finding the Fourth Proportional to 2,738,885,382.30, 4,110,984,721.47 and 1,321,779,789.32

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Solution

The fourth proportional to 2,738,885,382.30, 4,110,984,721.47 and 1,321,779,789.32 is: 1,983,951,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,885,382.30 : 4,110,984,721.47 = 1,321,779,789.32 : x
  2. Step 2: Convert to fraction form
    2,738,885,382.30/4,110,984,721.47 = 1,321,779,789.32/x
  3. Step 3: Cross multiply
    2,738,885,382.30x = 4,110,984,721.47 × 1,321,779,789.32
  4. Step 4: Simplify right side
    2,738,885,382.30x = 5,433,816,519,035,746,304
  5. Step 5: Solve for x
    x = 5,433,816,519,035,746,304/2,738,885,382.30
  6. Step 6: Final answer
    x = 1,983,951,776.21

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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.