Home / 92,949,527.70-139,424,291.55-82,187,847.45

Finding the Fourth Proportional to 92,949,527.70, 139,424,291.55 and 82,187,847.45

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Solution

The fourth proportional to 92,949,527.70, 139,424,291.55 and 82,187,847.45 is: 123,281,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,949,527.70 : 139,424,291.55 = 82,187,847.45 : x
  2. Step 2: Convert to fraction form
    92,949,527.70/139,424,291.55 = 82,187,847.45/x
  3. Step 3: Cross multiply
    92,949,527.70x = 139,424,291.55 × 82,187,847.45
  4. Step 4: Simplify right side
    92,949,527.70x = 11,458,982,404,735,726
  5. Step 5: Solve for x
    x = 11,458,982,404,735,726/92,949,527.70
  6. Step 6: Final answer
    x = 123,281,771.18

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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.