Home / 248,143,673.70-372,229,507.35-75,626,115.30

Finding the Fourth Proportional to 248,143,673.70, 372,229,507.35 and 75,626,115.30

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Solution

The fourth proportional to 248,143,673.70, 372,229,507.35 and 75,626,115.30 is: 113,443,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,143,673.70 : 372,229,507.35 = 75,626,115.30 : x
  2. Step 2: Convert to fraction form
    248,143,673.70/372,229,507.35 = 75,626,115.30/x
  3. Step 3: Cross multiply
    248,143,673.70x = 372,229,507.35 × 75,626,115.30
  4. Step 4: Simplify right side
    248,143,673.70x = 28,150,271,640,913,300
  5. Step 5: Solve for x
    x = 28,150,271,640,913,300/248,143,673.70
  6. Step 6: Final answer
    x = 113,443,438.72

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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.