Home / 274,816,109.98-379,244,462.88-157,364,140.66

Finding the Fourth Proportional to 274,816,109.98, 379,244,462.88 and 157,364,140.66

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Solution

The fourth proportional to 274,816,109.98, 379,244,462.88 and 157,364,140.66 is: 217,161,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,816,109.98 : 379,244,462.88 = 157,364,140.66 : x
  2. Step 2: Convert to fraction form
    274,816,109.98/379,244,462.88 = 157,364,140.66/x
  3. Step 3: Cross multiply
    274,816,109.98x = 379,244,462.88 × 157,364,140.66
  4. Step 4: Simplify right side
    274,816,109.98x = 59,679,479,001,174,464
  5. Step 5: Solve for x
    x = 59,679,479,001,174,464/274,816,109.98
  6. Step 6: Final answer
    x = 217,161,501.21

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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.