Home / 109,164,059.70-163,746,089.55-100,235,850.90

Finding the Fourth Proportional to 109,164,059.70, 163,746,089.55 and 100,235,850.90

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Solution

The fourth proportional to 109,164,059.70, 163,746,089.55 and 100,235,850.90 is: 150,353,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,164,059.70 : 163,746,089.55 = 100,235,850.90 : x
  2. Step 2: Convert to fraction form
    109,164,059.70/163,746,089.55 = 100,235,850.90/x
  3. Step 3: Cross multiply
    109,164,059.70x = 163,746,089.55 × 100,235,850.90
  4. Step 4: Simplify right side
    109,164,059.70x = 16,413,228,617,591,850
  5. Step 5: Solve for x
    x = 16,413,228,617,591,850/109,164,059.70
  6. Step 6: Final answer
    x = 150,353,776.35

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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.