Home / 219,982,078.60-329,973,117.90-99,049,726.60

Finding the Fourth Proportional to 219,982,078.60, 329,973,117.90 and 99,049,726.60

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Solution

The fourth proportional to 219,982,078.60, 329,973,117.90 and 99,049,726.60 is: 148,574,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,982,078.60 : 329,973,117.90 = 99,049,726.60 : x
  2. Step 2: Convert to fraction form
    219,982,078.60/329,973,117.90 = 99,049,726.60/x
  3. Step 3: Cross multiply
    219,982,078.60x = 329,973,117.90 × 99,049,726.60
  4. Step 4: Simplify right side
    219,982,078.60x = 32,683,747,113,344,560
  5. Step 5: Solve for x
    x = 32,683,747,113,344,560/219,982,078.60
  6. Step 6: Final answer
    x = 148,574,589.90

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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.