Home / 272,680,280.16-376,308,072.36-161,266,626.96

Finding the Fourth Proportional to 272,680,280.16, 376,308,072.36 and 161,266,626.96

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Solution

The fourth proportional to 272,680,280.16, 376,308,072.36 and 161,266,626.96 is: 222,553,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,680,280.16 : 376,308,072.36 = 161,266,626.96 : x
  2. Step 2: Convert to fraction form
    272,680,280.16/376,308,072.36 = 161,266,626.96/x
  3. Step 3: Cross multiply
    272,680,280.16x = 376,308,072.36 × 161,266,626.96
  4. Step 4: Simplify right side
    272,680,280.16x = 60,685,933,527,316,816
  5. Step 5: Solve for x
    x = 60,685,933,527,316,816/272,680,280.16
  6. Step 6: Final answer
    x = 222,553,436.91

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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.