Home / 161,014,891.41-241,493,583.51-42,840,331.43

Finding the Fourth Proportional to 161,014,891.41, 241,493,583.51 and 42,840,331.43

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Solution

The fourth proportional to 161,014,891.41, 241,493,583.51 and 42,840,331.43 is: 64,252,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,014,891.41 : 241,493,583.51 = 42,840,331.43 : x
  2. Step 2: Convert to fraction form
    161,014,891.41/241,493,583.51 = 42,840,331.43/x
  3. Step 3: Cross multiply
    161,014,891.41x = 241,493,583.51 × 42,840,331.43
  4. Step 4: Simplify right side
    161,014,891.41x = 10,345,665,154,579,314
  5. Step 5: Solve for x
    x = 10,345,665,154,579,314/161,014,891.41
  6. Step 6: Final answer
    x = 64,252,846.83

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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.