Home / 21,511,407,657.66-32,267,172,021.23-8,250,730,732.61

Finding the Fourth Proportional to 21,511,407,657.66, 32,267,172,021.23 and 8,250,730,732.61

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Solution

The fourth proportional to 21,511,407,657.66, 32,267,172,021.23 and 8,250,730,732.61 is: 12,376,119,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,511,407,657.66 : 32,267,172,021.23 = 8,250,730,732.61 : x
  2. Step 2: Convert to fraction form
    21,511,407,657.66/32,267,172,021.23 = 8,250,730,732.61/x
  3. Step 3: Cross multiply
    21,511,407,657.66x = 32,267,172,021.23 × 8,250,730,732.61
  4. Step 4: Simplify right side
    21,511,407,657.66x = 266,227,747,849,773,285,376
  5. Step 5: Solve for x
    x = 266,227,747,849,773,285,376/21,511,407,657.66
  6. Step 6: Final answer
    x = 12,376,119,317.09

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1.5x scale

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.