Home / 12,098,488,466.70-18,147,732,700.05-6,868,311,865.20

Finding the Fourth Proportional to 12,098,488,466.70, 18,147,732,700.05 and 6,868,311,865.20

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Solution

The fourth proportional to 12,098,488,466.70, 18,147,732,700.05 and 6,868,311,865.20 is: 10,302,467,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,488,466.70 : 18,147,732,700.05 = 6,868,311,865.20 : x
  2. Step 2: Convert to fraction form
    12,098,488,466.70/18,147,732,700.05 = 6,868,311,865.20/x
  3. Step 3: Cross multiply
    12,098,488,466.70x = 18,147,732,700.05 × 6,868,311,865.20
  4. Step 4: Simplify right side
    12,098,488,466.70x = 124,644,287,830,231,433,216
  5. Step 5: Solve for x
    x = 124,644,287,830,231,433,216/12,098,488,466.70
  6. Step 6: Final answer
    x = 10,302,467,797.80

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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.