Home / 111,456,601.20-167,184,901.80-67,807,580.40

Finding the Fourth Proportional to 111,456,601.20, 167,184,901.80 and 67,807,580.40

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Solution

The fourth proportional to 111,456,601.20, 167,184,901.80 and 67,807,580.40 is: 101,711,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,456,601.20 : 167,184,901.80 = 67,807,580.40 : x
  2. Step 2: Convert to fraction form
    111,456,601.20/167,184,901.80 = 67,807,580.40/x
  3. Step 3: Cross multiply
    111,456,601.20x = 167,184,901.80 × 67,807,580.40
  4. Step 4: Simplify right side
    111,456,601.20x = 11,336,403,670,469,606
  5. Step 5: Solve for x
    x = 11,336,403,670,469,606/111,456,601.20
  6. Step 6: Final answer
    x = 101,711,370.60

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1.5x scale

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.