Home / 351,168,280.20-526,752,420.30-221,354,958.60

Finding the Fourth Proportional to 351,168,280.20, 526,752,420.30 and 221,354,958.60

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Solution

The fourth proportional to 351,168,280.20, 526,752,420.30 and 221,354,958.60 is: 332,032,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,168,280.20 : 526,752,420.30 = 221,354,958.60 : x
  2. Step 2: Convert to fraction form
    351,168,280.20/526,752,420.30 = 221,354,958.60/x
  3. Step 3: Cross multiply
    351,168,280.20x = 526,752,420.30 × 221,354,958.60
  4. Step 4: Simplify right side
    351,168,280.20x = 116,599,260,187,956,304
  5. Step 5: Solve for x
    x = 116,599,260,187,956,304/351,168,280.20
  6. Step 6: Final answer
    x = 332,032,437.90

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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.