Home / 223,551,378.40-334,655,221.20-132,628,165.60

Finding the Fourth Proportional to 223,551,378.40, 334,655,221.20 and 132,628,165.60

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Solution

The fourth proportional to 223,551,378.40, 334,655,221.20 and 132,628,165.60 is: 198,543,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,551,378.40 : 334,655,221.20 = 132,628,165.60 : x
  2. Step 2: Convert to fraction form
    223,551,378.40/334,655,221.20 = 132,628,165.60/x
  3. Step 3: Cross multiply
    223,551,378.40x = 334,655,221.20 × 132,628,165.60
  4. Step 4: Simplify right side
    223,551,378.40x = 44,384,708,096,218,224
  5. Step 5: Solve for x
    x = 44,384,708,096,218,224/223,551,378.40
  6. Step 6: Final answer
    x = 198,543,656.56

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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.