Home / 194,039,727.30-291,201,308.55-136,644,099.30

Finding the Fourth Proportional to 194,039,727.30, 291,201,308.55 and 136,644,099.30

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Solution

The fourth proportional to 194,039,727.30, 291,201,308.55 and 136,644,099.30 is: 205,065,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,039,727.30 : 291,201,308.55 = 136,644,099.30 : x
  2. Step 2: Convert to fraction form
    194,039,727.30/291,201,308.55 = 136,644,099.30/x
  3. Step 3: Cross multiply
    194,039,727.30x = 291,201,308.55 × 136,644,099.30
  4. Step 4: Simplify right side
    194,039,727.30x = 39,790,940,521,796,144
  5. Step 5: Solve for x
    x = 39,790,940,521,796,144/194,039,727.30
  6. Step 6: Final answer
    x = 205,065,947.45

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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.