Home / 13,576,508,010.39-18,737,212,096.22-8,223,911,317.47

Finding the Fourth Proportional to 13,576,508,010.39, 18,737,212,096.22 and 8,223,911,317.47

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Solution

The fourth proportional to 13,576,508,010.39, 18,737,212,096.22 and 8,223,911,317.47 is: 11,349,985,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,508,010.39 : 18,737,212,096.22 = 8,223,911,317.47 : x
  2. Step 2: Convert to fraction form
    13,576,508,010.39/18,737,212,096.22 = 8,223,911,317.47/x
  3. Step 3: Cross multiply
    13,576,508,010.39x = 18,737,212,096.22 × 8,223,911,317.47
  4. Step 4: Simplify right side
    13,576,508,010.39x = 154,093,170,615,898,341,376
  5. Step 5: Solve for x
    x = 154,093,170,615,898,341,376/13,576,508,010.39
  6. Step 6: Final answer
    x = 11,349,985,614.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.