Home / 13,433,049,356.10-18,543,553,099.29-8,677,644,422.82

Finding the Fourth Proportional to 13,433,049,356.10, 18,543,553,099.29 and 8,677,644,422.82

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Solution

The fourth proportional to 13,433,049,356.10, 18,543,553,099.29 and 8,677,644,422.82 is: 11,978,989,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433,049,356.10 : 18,543,553,099.29 = 8,677,644,422.82 : x
  2. Step 2: Convert to fraction form
    13,433,049,356.10/18,543,553,099.29 = 8,677,644,422.82/x
  3. Step 3: Cross multiply
    13,433,049,356.10x = 18,543,553,099.29 × 8,677,644,422.82
  4. Step 4: Simplify right side
    13,433,049,356.10x = 160,914,360,131,320,381,440
  5. Step 5: Solve for x
    x = 160,914,360,131,320,381,440/13,433,049,356.10
  6. Step 6: Final answer
    x = 11,978,989,718.98

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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.