Home / 31,788,244,366.36-47,691,671,108.20-10,250,373,866.96

Finding the Fourth Proportional to 31,788,244,366.36, 47,691,671,108.20 and 10,250,373,866.96

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Solution

The fourth proportional to 31,788,244,366.36, 47,691,671,108.20 and 10,250,373,866.96 is: 15,378,561,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,244,366.36 : 47,691,671,108.20 = 10,250,373,866.96 : x
  2. Step 2: Convert to fraction form
    31,788,244,366.36/47,691,671,108.20 = 10,250,373,866.96/x
  3. Step 3: Cross multiply
    31,788,244,366.36x = 47,691,671,108.20 × 10,250,373,866.96
  4. Step 4: Simplify right side
    31,788,244,366.36x = 488,857,459,199,144,493,056
  5. Step 5: Solve for x
    x = 488,857,459,199,144,493,056/31,788,244,366.36
  6. Step 6: Final answer
    x = 15,378,561,129.86

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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.