Home / 85,298,059,124.91-117,715,021,760.73-47,236,266,122.60

Finding the Fourth Proportional to 85,298,059,124.91, 117,715,021,760.73 and 47,236,266,122.60

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Solution

The fourth proportional to 85,298,059,124.91, 117,715,021,760.73 and 47,236,266,122.60 is: 65,188,096,324.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,298,059,124.91 : 117,715,021,760.73 = 47,236,266,122.60 : x
  2. Step 2: Convert to fraction form
    85,298,059,124.91/117,715,021,760.73 = 47,236,266,122.60/x
  3. Step 3: Cross multiply
    85,298,059,124.91x = 117,715,021,760.73 × 47,236,266,122.60
  4. Step 4: Simplify right side
    85,298,059,124.91x = 5,560,418,094,516,903,346,176
  5. Step 5: Solve for x
    x = 5,560,418,094,516,903,346,176/85,298,059,124.91
  6. Step 6: Final answer
    x = 65,188,096,324.38

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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.