Home / 8,148,816,098.70-12,223,224,148.05-4,429,579,404.30

Finding the Fourth Proportional to 8,148,816,098.70, 12,223,224,148.05 and 4,429,579,404.30

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Solution

The fourth proportional to 8,148,816,098.70, 12,223,224,148.05 and 4,429,579,404.30 is: 6,644,369,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,816,098.70 : 12,223,224,148.05 = 4,429,579,404.30 : x
  2. Step 2: Convert to fraction form
    8,148,816,098.70/12,223,224,148.05 = 4,429,579,404.30/x
  3. Step 3: Cross multiply
    8,148,816,098.70x = 12,223,224,148.05 × 4,429,579,404.30
  4. Step 4: Simplify right side
    8,148,816,098.70x = 54,143,741,940,344,692,736
  5. Step 5: Solve for x
    x = 54,143,741,940,344,692,736/8,148,816,098.70
  6. Step 6: Final answer
    x = 6,644,369,106.45

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Double scale
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Similar ratio
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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.