Home / 272,680,320.16-376,308,127.56-161,266,666.96

Finding the Fourth Proportional to 272,680,320.16, 376,308,127.56 and 161,266,666.96

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Solution

The fourth proportional to 272,680,320.16, 376,308,127.56 and 161,266,666.96 is: 222,553,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,680,320.16 : 376,308,127.56 = 161,266,666.96 : x
  2. Step 2: Convert to fraction form
    272,680,320.16/376,308,127.56 = 161,266,666.96/x
  3. Step 3: Cross multiply
    272,680,320.16x = 376,308,127.56 × 161,266,666.96
  4. Step 4: Simplify right side
    272,680,320.16x = 60,685,957,481,559,720
  5. Step 5: Solve for x
    x = 60,685,957,481,559,720/272,680,320.16
  6. Step 6: Final answer
    x = 222,553,492.11

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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.