Home / 743,088,676.20-1,114,633,014.30-225,518,286.30

Finding the Fourth Proportional to 743,088,676.20, 1,114,633,014.30 and 225,518,286.30

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Solution

The fourth proportional to 743,088,676.20, 1,114,633,014.30 and 225,518,286.30 is: 338,277,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,088,676.20 : 1,114,633,014.30 = 225,518,286.30 : x
  2. Step 2: Convert to fraction form
    743,088,676.20/1,114,633,014.30 = 225,518,286.30/x
  3. Step 3: Cross multiply
    743,088,676.20x = 1,114,633,014.30 × 225,518,286.30
  4. Step 4: Simplify right side
    743,088,676.20x = 251,370,127,238,339,392
  5. Step 5: Solve for x
    x = 251,370,127,238,339,392/743,088,676.20
  6. Step 6: Final answer
    x = 338,277,429.45

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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.