Home / 293,127,405.40-439,859,069.70-111,504,928.60

Finding the Fourth Proportional to 293,127,405.40, 439,859,069.70 and 111,504,928.60

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Solution

The fourth proportional to 293,127,405.40, 439,859,069.70 and 111,504,928.60 is: 167,321,285.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,127,405.40 : 439,859,069.70 = 111,504,928.60 : x
  2. Step 2: Convert to fraction form
    293,127,405.40/439,859,069.70 = 111,504,928.60/x
  3. Step 3: Cross multiply
    293,127,405.40x = 439,859,069.70 × 111,504,928.60
  4. Step 4: Simplify right side
    293,127,405.40x = 49,046,454,160,960,920
  5. Step 5: Solve for x
    x = 49,046,454,160,960,920/293,127,405.40
  6. Step 6: Final answer
    x = 167,321,285.07

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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.