Home / 219,951,437.56-330,215,499.68-147,492,446.41

Finding the Fourth Proportional to 219,951,437.56, 330,215,499.68 and 147,492,446.41

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Solution

The fourth proportional to 219,951,437.56, 330,215,499.68 and 147,492,446.41 is: 221,432,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,951,437.56 : 330,215,499.68 = 147,492,446.41 : x
  2. Step 2: Convert to fraction form
    219,951,437.56/330,215,499.68 = 147,492,446.41/x
  3. Step 3: Cross multiply
    219,951,437.56x = 330,215,499.68 × 147,492,446.41
  4. Step 4: Simplify right side
    219,951,437.56x = 48,704,291,890,303,776
  5. Step 5: Solve for x
    x = 48,704,291,890,303,776/219,951,437.56
  6. Step 6: Final answer
    x = 221,432,023.50

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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.