Home / 147,744,331.20-221,297,632.20-122,235,163.20

Finding the Fourth Proportional to 147,744,331.20, 221,297,632.20 and 122,235,163.20

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Solution

The fourth proportional to 147,744,331.20, 221,297,632.20 and 122,235,163.20 is: 183,088,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,331.20 : 221,297,632.20 = 122,235,163.20 : x
  2. Step 2: Convert to fraction form
    147,744,331.20/221,297,632.20 = 122,235,163.20/x
  3. Step 3: Cross multiply
    147,744,331.20x = 221,297,632.20 × 122,235,163.20
  4. Step 4: Simplify right side
    147,744,331.20x = 27,050,352,187,740,576
  5. Step 5: Solve for x
    x = 27,050,352,187,740,576/147,744,331.20
  6. Step 6: Final answer
    x = 183,088,934.57

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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.