Home / 74,251,585.20-111,545,339.40-51,576,769.20

Finding the Fourth Proportional to 74,251,585.20, 111,545,339.40 and 51,576,769.20

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Solution

The fourth proportional to 74,251,585.20, 111,545,339.40 and 51,576,769.20 is: 77,481,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,251,585.20 : 111,545,339.40 = 51,576,769.20 : x
  2. Step 2: Convert to fraction form
    74,251,585.20/111,545,339.40 = 51,576,769.20/x
  3. Step 3: Cross multiply
    74,251,585.20x = 111,545,339.40 × 51,576,769.20
  4. Step 4: Simplify right side
    74,251,585.20x = 5,753,148,225,569,467
  5. Step 5: Solve for x
    x = 5,753,148,225,569,467/74,251,585.20
  6. Step 6: Final answer
    x = 77,481,823.59

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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.