Home / 194,061,440.90-290,948,584.80-91,705,904.30

Finding the Fourth Proportional to 194,061,440.90, 290,948,584.80 and 91,705,904.30

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Solution

The fourth proportional to 194,061,440.90, 290,948,584.80 and 91,705,904.30 is: 137,491,007.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,061,440.90 : 290,948,584.80 = 91,705,904.30 : x
  2. Step 2: Convert to fraction form
    194,061,440.90/290,948,584.80 = 91,705,904.30/x
  3. Step 3: Cross multiply
    194,061,440.90x = 290,948,584.80 × 91,705,904.30
  4. Step 4: Simplify right side
    194,061,440.90x = 26,681,703,073,889,236
  5. Step 5: Solve for x
    x = 26,681,703,073,889,236/194,061,440.90
  6. Step 6: Final answer
    x = 137,491,007.75

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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.