Home / 227,400,324.19-313,813,393.05-122,978,395.52

Finding the Fourth Proportional to 227,400,324.19, 313,813,393.05 and 122,978,395.52

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Solution

The fourth proportional to 227,400,324.19, 313,813,393.05 and 122,978,395.52 is: 169,710,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,400,324.19 : 313,813,393.05 = 122,978,395.52 : x
  2. Step 2: Convert to fraction form
    227,400,324.19/313,813,393.05 = 122,978,395.52/x
  3. Step 3: Cross multiply
    227,400,324.19x = 313,813,393.05 × 122,978,395.52
  4. Step 4: Simplify right side
    227,400,324.19x = 38,592,267,570,045,016
  5. Step 5: Solve for x
    x = 38,592,267,570,045,016/227,400,324.19
  6. Step 6: Final answer
    x = 169,710,697.24

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1.5x scale

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.