Home / 491,451,530.28-737,180,051.04-163,926,144.60

Finding the Fourth Proportional to 491,451,530.28, 737,180,051.04 and 163,926,144.60

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Solution

The fourth proportional to 491,451,530.28, 737,180,051.04 and 163,926,144.60 is: 245,890,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,451,530.28 : 737,180,051.04 = 163,926,144.60 : x
  2. Step 2: Convert to fraction form
    491,451,530.28/737,180,051.04 = 163,926,144.60/x
  3. Step 3: Cross multiply
    491,451,530.28x = 737,180,051.04 × 163,926,144.60
  4. Step 4: Simplify right side
    491,451,530.28x = 120,843,083,643,018,416
  5. Step 5: Solve for x
    x = 120,843,083,643,018,416/491,451,530.28
  6. Step 6: Final answer
    x = 245,890,136.05

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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.