Home / 219,969,977.60-329,954,966.40-197,011,726.40

Finding the Fourth Proportional to 219,969,977.60, 329,954,966.40 and 197,011,726.40

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Solution

The fourth proportional to 219,969,977.60, 329,954,966.40 and 197,011,726.40 is: 295,517,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,969,977.60 : 329,954,966.40 = 197,011,726.40 : x
  2. Step 2: Convert to fraction form
    219,969,977.60/329,954,966.40 = 197,011,726.40/x
  3. Step 3: Cross multiply
    219,969,977.60x = 329,954,966.40 × 197,011,726.40
  4. Step 4: Simplify right side
    219,969,977.60x = 65,004,997,564,717,992
  5. Step 5: Solve for x
    x = 65,004,997,564,717,992/219,969,977.60
  6. Step 6: Final answer
    x = 295,517,589.60

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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.