Home / 491,451,037.90-737,179,312.57-163,925,651.81

Finding the Fourth Proportional to 491,451,037.90, 737,179,312.57 and 163,925,651.81

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Solution

The fourth proportional to 491,451,037.90, 737,179,312.57 and 163,925,651.81 is: 245,889,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,451,037.90 : 737,179,312.57 = 163,925,651.81 : x
  2. Step 2: Convert to fraction form
    491,451,037.90/737,179,312.57 = 163,925,651.81/x
  3. Step 3: Cross multiply
    491,451,037.90x = 737,179,312.57 × 163,925,651.81
  4. Step 4: Simplify right side
    491,451,037.90x = 120,842,599,315,318,112
  5. Step 5: Solve for x
    x = 120,842,599,315,318,112/491,451,037.90
  6. Step 6: Final answer
    x = 245,889,396.90

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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.