Home / 181,581,680.80-272,372,521.20-167,551,638.40

Finding the Fourth Proportional to 181,581,680.80, 272,372,521.20 and 167,551,638.40

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Solution

The fourth proportional to 181,581,680.80, 272,372,521.20 and 167,551,638.40 is: 251,327,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,581,680.80 : 272,372,521.20 = 167,551,638.40 : x
  2. Step 2: Convert to fraction form
    181,581,680.80/272,372,521.20 = 167,551,638.40/x
  3. Step 3: Cross multiply
    181,581,680.80x = 272,372,521.20 × 167,551,638.40
  4. Step 4: Simplify right side
    181,581,680.80x = 45,636,462,182,198,736
  5. Step 5: Solve for x
    x = 45,636,462,182,198,736/181,581,680.80
  6. Step 6: Final answer
    x = 251,327,457.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.