Home / 109,164,056.70-163,746,085.05-100,235,847.90

Finding the Fourth Proportional to 109,164,056.70, 163,746,085.05 and 100,235,847.90

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Solution

The fourth proportional to 109,164,056.70, 163,746,085.05 and 100,235,847.90 is: 150,353,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,164,056.70 : 163,746,085.05 = 100,235,847.90 : x
  2. Step 2: Convert to fraction form
    109,164,056.70/163,746,085.05 = 100,235,847.90/x
  3. Step 3: Cross multiply
    109,164,056.70x = 163,746,085.05 × 100,235,847.90
  4. Step 4: Simplify right side
    109,164,056.70x = 16,413,227,675,292,266
  5. Step 5: Solve for x
    x = 16,413,227,675,292,266/109,164,056.70
  6. Step 6: Final answer
    x = 150,353,771.85

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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.