Home / 12,493,006,666.20-18,738,850,005.29-4,097,806,450.86

Finding the Fourth Proportional to 12,493,006,666.20, 18,738,850,005.29 and 4,097,806,450.86

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Solution

The fourth proportional to 12,493,006,666.20, 18,738,850,005.29 and 4,097,806,450.86 is: 6,146,493,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493,006,666.20 : 18,738,850,005.29 = 4,097,806,450.86 : x
  2. Step 2: Convert to fraction form
    12,493,006,666.20/18,738,850,005.29 = 4,097,806,450.86/x
  3. Step 3: Cross multiply
    12,493,006,666.20x = 18,738,850,005.29 × 4,097,806,450.86
  4. Step 4: Simplify right side
    12,493,006,666.20x = 76,788,180,433,354,817,536
  5. Step 5: Solve for x
    x = 76,788,180,433,354,817,536/12,493,006,666.20
  6. Step 6: Final answer
    x = 6,146,493,192.96

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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.