Home / 65,616,853.56-90,554,008.85-37,739,571.54

Finding the Fourth Proportional to 65,616,853.56, 90,554,008.85 and 37,739,571.54

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Solution

The fourth proportional to 65,616,853.56, 90,554,008.85 and 37,739,571.54 is: 52,082,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,616,853.56 : 90,554,008.85 = 37,739,571.54 : x
  2. Step 2: Convert to fraction form
    65,616,853.56/90,554,008.85 = 37,739,571.54/x
  3. Step 3: Cross multiply
    65,616,853.56x = 90,554,008.85 × 37,739,571.54
  4. Step 4: Simplify right side
    65,616,853.56x = 3,417,469,495,181,193.50
  5. Step 5: Solve for x
    x = 3,417,469,495,181,193.50/65,616,853.56
  6. Step 6: Final answer
    x = 52,082,190.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.