Home / 15,193,460,402.25-20,967,098,462.79-8,419,392,134.33

Finding the Fourth Proportional to 15,193,460,402.25, 20,967,098,462.79 and 8,419,392,134.33

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Solution

The fourth proportional to 15,193,460,402.25, 20,967,098,462.79 and 8,419,392,134.33 is: 11,618,829,364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193,460,402.25 : 20,967,098,462.79 = 8,419,392,134.33 : x
  2. Step 2: Convert to fraction form
    15,193,460,402.25/20,967,098,462.79 = 8,419,392,134.33/x
  3. Step 3: Cross multiply
    15,193,460,402.25x = 20,967,098,462.79 × 8,419,392,134.33
  4. Step 4: Simplify right side
    15,193,460,402.25x = 176,530,223,877,395,480,576
  5. Step 5: Solve for x
    x = 176,530,223,877,395,480,576/15,193,460,402.25
  6. Step 6: Final answer
    x = 11,618,829,364.98

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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.