Home / 12,098,488,505.20-18,147,732,757.80-6,868,311,903.70

Finding the Fourth Proportional to 12,098,488,505.20, 18,147,732,757.80 and 6,868,311,903.70

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Solution

The fourth proportional to 12,098,488,505.20, 18,147,732,757.80 and 6,868,311,903.70 is: 10,302,467,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,488,505.20 : 18,147,732,757.80 = 6,868,311,903.70 : x
  2. Step 2: Convert to fraction form
    12,098,488,505.20/18,147,732,757.80 = 6,868,311,903.70/x
  3. Step 3: Cross multiply
    12,098,488,505.20x = 18,147,732,757.80 × 6,868,311,903.70
  4. Step 4: Simplify right side
    12,098,488,505.20x = 124,644,288,925,564,157,952
  5. Step 5: Solve for x
    x = 124,644,288,925,564,157,952/12,098,488,505.20
  6. Step 6: Final answer
    x = 10,302,467,855.55

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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.