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Finding the Fourth Proportional to 248,932,348.80, 373,286,548.80 and 95,527,420.80

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Solution

The fourth proportional to 248,932,348.80, 373,286,548.80 and 95,527,420.80 is: 143,248,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,932,348.80 : 373,286,548.80 = 95,527,420.80 : x
  2. Step 2: Convert to fraction form
    248,932,348.80/373,286,548.80 = 95,527,420.80/x
  3. Step 3: Cross multiply
    248,932,348.80x = 373,286,548.80 × 95,527,420.80
  4. Step 4: Simplify right side
    248,932,348.80x = 35,659,101,226,197,336
  5. Step 5: Solve for x
    x = 35,659,101,226,197,336/248,932,348.80
  6. Step 6: Final answer
    x = 143,248,161.19

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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.