Home / 299,349,178.44-449,024,870.72-92,086,153.26

Finding the Fourth Proportional to 299,349,178.44, 449,024,870.72 and 92,086,153.26

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Solution

The fourth proportional to 299,349,178.44, 449,024,870.72 and 92,086,153.26 is: 138,129,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,349,178.44 : 449,024,870.72 = 92,086,153.26 : x
  2. Step 2: Convert to fraction form
    299,349,178.44/449,024,870.72 = 92,086,153.26/x
  3. Step 3: Cross multiply
    299,349,178.44x = 449,024,870.72 × 92,086,153.26
  4. Step 4: Simplify right side
    299,349,178.44x = 41,348,973,061,219,976
  5. Step 5: Solve for x
    x = 41,348,973,061,219,976/299,349,178.44
  6. Step 6: Final answer
    x = 138,129,569.21

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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.