Home / 146,700,925.40-220,051,388.10-131,395,424.60

Finding the Fourth Proportional to 146,700,925.40, 220,051,388.10 and 131,395,424.60

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Solution

The fourth proportional to 146,700,925.40, 220,051,388.10 and 131,395,424.60 is: 197,093,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700,925.40 : 220,051,388.10 = 131,395,424.60 : x
  2. Step 2: Convert to fraction form
    146,700,925.40/220,051,388.10 = 131,395,424.60/x
  3. Step 3: Cross multiply
    146,700,925.40x = 220,051,388.10 × 131,395,424.60
  4. Step 4: Simplify right side
    146,700,925.40x = 28,913,745,573,218,884
  5. Step 5: Solve for x
    x = 28,913,745,573,218,884/146,700,925.40
  6. Step 6: Final answer
    x = 197,093,136.90

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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.