Home / 372,498,511,189.98-514,143,589,105.26-242,611,033,677.21

Finding the Fourth Proportional to 372,498,511,189.98, 514,143,589,105.26 and 242,611,033,677.21

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Solution

The fourth proportional to 372,498,511,189.98, 514,143,589,105.26 and 242,611,033,677.21 is: 334,865,519,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,498,511,189.98 : 514,143,589,105.26 = 242,611,033,677.21 : x
  2. Step 2: Convert to fraction form
    372,498,511,189.98/514,143,589,105.26 = 242,611,033,677.21/x
  3. Step 3: Cross multiply
    372,498,511,189.98x = 514,143,589,105.26 × 242,611,033,677.21
  4. Step 4: Simplify right side
    372,498,511,189.98x = 124,736,907,611,337,855,598,592
  5. Step 5: Solve for x
    x = 124,736,907,611,337,855,598,592/372,498,511,189.98
  6. Step 6: Final answer
    x = 334,865,519,899.27

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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.