Home / 173,664,378.20-260,496,567.30-109,041,152.60

Finding the Fourth Proportional to 173,664,378.20, 260,496,567.30 and 109,041,152.60

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Solution

The fourth proportional to 173,664,378.20, 260,496,567.30 and 109,041,152.60 is: 163,561,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,664,378.20 : 260,496,567.30 = 109,041,152.60 : x
  2. Step 2: Convert to fraction form
    173,664,378.20/260,496,567.30 = 109,041,152.60/x
  3. Step 3: Cross multiply
    173,664,378.20x = 260,496,567.30 × 109,041,152.60
  4. Step 4: Simplify right side
    173,664,378.20x = 28,404,845,946,735,468
  5. Step 5: Solve for x
    x = 28,404,845,946,735,468/173,664,378.20
  6. Step 6: Final answer
    x = 163,561,728.90

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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.