Home / 108,640,643.88-150,318,872.08-94,731,003.92

Finding the Fourth Proportional to 108,640,643.88, 150,318,872.08 and 94,731,003.92

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Solution

The fourth proportional to 108,640,643.88, 150,318,872.08 and 94,731,003.92 is: 131,073,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,640,643.88 : 150,318,872.08 = 94,731,003.92 : x
  2. Step 2: Convert to fraction form
    108,640,643.88/150,318,872.08 = 94,731,003.92/x
  3. Step 3: Cross multiply
    108,640,643.88x = 150,318,872.08 × 94,731,003.92
  4. Step 4: Simplify right side
    108,640,643.88x = 14,239,857,660,260,460
  5. Step 5: Solve for x
    x = 14,239,857,660,260,460/108,640,643.88
  6. Step 6: Final answer
    x = 131,073,023.43

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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.