Home / 4,429,446,979.20-6,644,170,468.80-2,136,211,267.20

Finding the Fourth Proportional to 4,429,446,979.20, 6,644,170,468.80 and 2,136,211,267.20

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Solution

The fourth proportional to 4,429,446,979.20, 6,644,170,468.80 and 2,136,211,267.20 is: 3,204,316,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,446,979.20 : 6,644,170,468.80 = 2,136,211,267.20 : x
  2. Step 2: Convert to fraction form
    4,429,446,979.20/6,644,170,468.80 = 2,136,211,267.20/x
  3. Step 3: Cross multiply
    4,429,446,979.20x = 6,644,170,468.80 × 2,136,211,267.20
  4. Step 4: Simplify right side
    4,429,446,979.20x = 14,193,351,816,648,067,072
  5. Step 5: Solve for x
    x = 14,193,351,816,648,067,072/4,429,446,979.20
  6. Step 6: Final answer
    x = 3,204,316,900.80

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1.5x scale

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.