Home / 272,680,457.10-376,308,315.75-161,266,803.90

Finding the Fourth Proportional to 272,680,457.10, 376,308,315.75 and 161,266,803.90

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Solution

The fourth proportional to 272,680,457.10, 376,308,315.75 and 161,266,803.90 is: 222,553,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,680,457.10 : 376,308,315.75 = 161,266,803.90 : x
  2. Step 2: Convert to fraction form
    272,680,457.10/376,308,315.75 = 161,266,803.90/x
  3. Step 3: Cross multiply
    272,680,457.10x = 376,308,315.75 × 161,266,803.90
  4. Step 4: Simplify right side
    272,680,457.10x = 60,686,039,361,994,536
  5. Step 5: Solve for x
    x = 60,686,039,361,994,536/272,680,457.10
  6. Step 6: Final answer
    x = 222,553,680.62

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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.