Home / 166,805,443.20-230,055,019.48-117,409,336.32

Finding the Fourth Proportional to 166,805,443.20, 230,055,019.48 and 117,409,336.32

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Solution

The fourth proportional to 166,805,443.20, 230,055,019.48 and 117,409,336.32 is: 161,928,811.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,805,443.20 : 230,055,019.48 = 117,409,336.32 : x
  2. Step 2: Convert to fraction form
    166,805,443.20/230,055,019.48 = 117,409,336.32/x
  3. Step 3: Cross multiply
    166,805,443.20x = 230,055,019.48 × 117,409,336.32
  4. Step 4: Simplify right side
    166,805,443.20x = 27,010,607,154,231,468
  5. Step 5: Solve for x
    x = 27,010,607,154,231,468/166,805,443.20
  6. Step 6: Final answer
    x = 161,928,811.41

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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.