Home / 21,543,644,571.55-32,287,436,736.85-8,765,827,545.67

Finding the Fourth Proportional to 21,543,644,571.55, 32,287,436,736.85 and 8,765,827,545.67

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Solution

The fourth proportional to 21,543,644,571.55, 32,287,436,736.85 and 8,765,827,545.67 is: 13,137,336,228.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543,644,571.55 : 32,287,436,736.85 = 8,765,827,545.67 : x
  2. Step 2: Convert to fraction form
    21,543,644,571.55/32,287,436,736.85 = 8,765,827,545.67/x
  3. Step 3: Cross multiply
    21,543,644,571.55x = 32,287,436,736.85 × 8,765,827,545.67
  4. Step 4: Simplify right side
    21,543,644,571.55x = 283,026,102,326,894,034,944
  5. Step 5: Solve for x
    x = 283,026,102,326,894,034,944/21,543,644,571.55
  6. Step 6: Final answer
    x = 13,137,336,228.65

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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.