Home / 74,309,418.55-111,240,179.03-65,351,466.55

Finding the Fourth Proportional to 74,309,418.55, 111,240,179.03 and 65,351,466.55

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Solution

The fourth proportional to 74,309,418.55, 111,240,179.03 and 65,351,466.55 is: 97,830,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,309,418.55 : 111,240,179.03 = 65,351,466.55 : x
  2. Step 2: Convert to fraction form
    74,309,418.55/111,240,179.03 = 65,351,466.55/x
  3. Step 3: Cross multiply
    74,309,418.55x = 111,240,179.03 × 65,351,466.55
  4. Step 4: Simplify right side
    74,309,418.55x = 7,269,708,838,568,299
  5. Step 5: Solve for x
    x = 7,269,708,838,568,299/74,309,418.55
  6. Step 6: Final answer
    x = 97,830,247.91

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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.