Home / 7,176,212,513.78-9,903,174,238.34-3,961,123,110.54

Finding the Fourth Proportional to 7,176,212,513.78, 9,903,174,238.34 and 3,961,123,110.54

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Solution

The fourth proportional to 7,176,212,513.78, 9,903,174,238.34 and 3,961,123,110.54 is: 5,466,350,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,212,513.78 : 9,903,174,238.34 = 3,961,123,110.54 : x
  2. Step 2: Convert to fraction form
    7,176,212,513.78/9,903,174,238.34 = 3,961,123,110.54/x
  3. Step 3: Cross multiply
    7,176,212,513.78x = 9,903,174,238.34 × 3,961,123,110.54
  4. Step 4: Simplify right side
    7,176,212,513.78x = 39,227,692,343,173,128,192
  5. Step 5: Solve for x
    x = 39,227,692,343,173,128,192/7,176,212,513.78
  6. Step 6: Final answer
    x = 5,466,350,427.59

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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.