Home / 994,376,238.48-1,372,272,336.36-542,278,872.90

Finding the Fourth Proportional to 994,376,238.48, 1,372,272,336.36 and 542,278,872.90

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Solution

The fourth proportional to 994,376,238.48, 1,372,272,336.36 and 542,278,872.90 is: 748,362,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,376,238.48 : 1,372,272,336.36 = 542,278,872.90 : x
  2. Step 2: Convert to fraction form
    994,376,238.48/1,372,272,336.36 = 542,278,872.90/x
  3. Step 3: Cross multiply
    994,376,238.48x = 1,372,272,336.36 × 542,278,872.90
  4. Step 4: Simplify right side
    994,376,238.48x = 744,154,295,873,150,336
  5. Step 5: Solve for x
    x = 744,154,295,873,150,336/994,376,238.48
  6. Step 6: Final answer
    x = 748,362,910.41

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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.