Home / 449,515,251,595.98-674,003,607,121.21-143,072,664,689.72

Finding the Fourth Proportional to 449,515,251,595.98, 674,003,607,121.21 and 143,072,664,689.72

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Solution

The fourth proportional to 449,515,251,595.98, 674,003,607,121.21 and 143,072,664,689.72 is: 214,523,293,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,515,251,595.98 : 674,003,607,121.21 = 143,072,664,689.72 : x
  2. Step 2: Convert to fraction form
    449,515,251,595.98/674,003,607,121.21 = 143,072,664,689.72/x
  3. Step 3: Cross multiply
    449,515,251,595.98x = 674,003,607,121.21 × 143,072,664,689.72
  4. Step 4: Simplify right side
    449,515,251,595.98x = 96,431,492,081,314,655,371,264
  5. Step 5: Solve for x
    x = 96,431,492,081,314,655,371,264/449,515,251,595.98
  6. Step 6: Final answer
    x = 214,523,293,122.85

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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.