Home / 227,166,078.40-340,749,117.60-145,536,740.80

Finding the Fourth Proportional to 227,166,078.40, 340,749,117.60 and 145,536,740.80

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Solution

The fourth proportional to 227,166,078.40, 340,749,117.60 and 145,536,740.80 is: 218,305,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,166,078.40 : 340,749,117.60 = 145,536,740.80 : x
  2. Step 2: Convert to fraction form
    227,166,078.40/340,749,117.60 = 145,536,740.80/x
  3. Step 3: Cross multiply
    227,166,078.40x = 340,749,117.60 × 145,536,740.80
  4. Step 4: Simplify right side
    227,166,078.40x = 49,591,516,005,979,928
  5. Step 5: Solve for x
    x = 49,591,516,005,979,928/227,166,078.40
  6. Step 6: Final answer
    x = 218,305,111.20

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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.