Home / 174,432,013.70-261,648,020.55-53,247,719.30

Finding the Fourth Proportional to 174,432,013.70, 261,648,020.55 and 53,247,719.30

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Solution

The fourth proportional to 174,432,013.70, 261,648,020.55 and 53,247,719.30 is: 79,871,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,432,013.70 : 261,648,020.55 = 53,247,719.30 : x
  2. Step 2: Convert to fraction form
    174,432,013.70/261,648,020.55 = 53,247,719.30/x
  3. Step 3: Cross multiply
    174,432,013.70x = 261,648,020.55 × 53,247,719.30
  4. Step 4: Simplify right side
    174,432,013.70x = 13,932,160,353,647,032
  5. Step 5: Solve for x
    x = 13,932,160,353,647,032/174,432,013.70
  6. Step 6: Final answer
    x = 79,871,578.95

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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.