Home / 222,484,510.80-307,029,286.26-123,372,240.53

Finding the Fourth Proportional to 222,484,510.80, 307,029,286.26 and 123,372,240.53

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Solution

The fourth proportional to 222,484,510.80, 307,029,286.26 and 123,372,240.53 is: 170,254,058.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,484,510.80 : 307,029,286.26 = 123,372,240.53 : x
  2. Step 2: Convert to fraction form
    222,484,510.80/307,029,286.26 = 123,372,240.53/x
  3. Step 3: Cross multiply
    222,484,510.80x = 307,029,286.26 × 123,372,240.53
  4. Step 4: Simplify right side
    222,484,510.80x = 37,878,890,953,146,944
  5. Step 5: Solve for x
    x = 37,878,890,953,146,944/222,484,510.80
  6. Step 6: Final answer
    x = 170,254,058.66

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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.