Home / 2,921,970,736.44-4,382,894,698.31-711,192,783.98

Finding the Fourth Proportional to 2,921,970,736.44, 4,382,894,698.31 and 711,192,783.98

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Solution

The fourth proportional to 2,921,970,736.44, 4,382,894,698.31 and 711,192,783.98 is: 1,066,774,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,970,736.44 : 4,382,894,698.31 = 711,192,783.98 : x
  2. Step 2: Convert to fraction form
    2,921,970,736.44/4,382,894,698.31 = 711,192,783.98/x
  3. Step 3: Cross multiply
    2,921,970,736.44x = 4,382,894,698.31 × 711,192,783.98
  4. Step 4: Simplify right side
    2,921,970,736.44x = 3,117,083,082,356,801,024
  5. Step 5: Solve for x
    x = 3,117,083,082,356,801,024/2,921,970,736.44
  6. Step 6: Final answer
    x = 1,066,774,229.97

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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.