Home / 119,073,782.31-178,578,786.97-32,791,678.76

Finding the Fourth Proportional to 119,073,782.31, 178,578,786.97 and 32,791,678.76

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Solution

The fourth proportional to 119,073,782.31, 178,578,786.97 and 32,791,678.76 is: 49,178,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,073,782.31 : 178,578,786.97 = 32,791,678.76 : x
  2. Step 2: Convert to fraction form
    119,073,782.31/178,578,786.97 = 32,791,678.76/x
  3. Step 3: Cross multiply
    119,073,782.31x = 178,578,786.97 × 32,791,678.76
  4. Step 4: Simplify right side
    119,073,782.31x = 5,855,898,214,695,840
  5. Step 5: Solve for x
    x = 5,855,898,214,695,840/119,073,782.31
  6. Step 6: Final answer
    x = 49,178,736.92

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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.