Home / 13,433,049,474.60-18,543,553,262.82-8,677,644,541.32

Finding the Fourth Proportional to 13,433,049,474.60, 18,543,553,262.82 and 8,677,644,541.32

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Solution

The fourth proportional to 13,433,049,474.60, 18,543,553,262.82 and 8,677,644,541.32 is: 11,978,989,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433,049,474.60 : 18,543,553,262.82 = 8,677,644,541.32 : x
  2. Step 2: Convert to fraction form
    13,433,049,474.60/18,543,553,262.82 = 8,677,644,541.32/x
  3. Step 3: Cross multiply
    13,433,049,474.60x = 18,543,553,262.82 × 8,677,644,541.32
  4. Step 4: Simplify right side
    13,433,049,474.60x = 160,914,363,747,786,653,696
  5. Step 5: Solve for x
    x = 160,914,363,747,786,653,696/13,433,049,474.60
  6. Step 6: Final answer
    x = 11,978,989,882.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.