Home / 31,788,244,362.25-47,691,671,102.03-10,250,373,862.84

Finding the Fourth Proportional to 31,788,244,362.25, 47,691,671,102.03 and 10,250,373,862.84

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Solution

The fourth proportional to 31,788,244,362.25, 47,691,671,102.03 and 10,250,373,862.84 is: 15,378,561,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,244,362.25 : 47,691,671,102.03 = 10,250,373,862.84 : x
  2. Step 2: Convert to fraction form
    31,788,244,362.25/47,691,671,102.03 = 10,250,373,862.84/x
  3. Step 3: Cross multiply
    31,788,244,362.25x = 47,691,671,102.03 × 10,250,373,862.84
  4. Step 4: Simplify right side
    31,788,244,362.25x = 488,857,458,939,437,252,608
  5. Step 5: Solve for x
    x = 488,857,458,939,437,252,608/31,788,244,362.25
  6. Step 6: Final answer
    x = 15,378,561,123.69

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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.