Home / 121,149,002.70-181,723,504.05-44,446,538.70

Finding the Fourth Proportional to 121,149,002.70, 181,723,504.05 and 44,446,538.70

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Solution

The fourth proportional to 121,149,002.70, 181,723,504.05 and 44,446,538.70 is: 66,669,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,149,002.70 : 181,723,504.05 = 44,446,538.70 : x
  2. Step 2: Convert to fraction form
    121,149,002.70/181,723,504.05 = 44,446,538.70/x
  3. Step 3: Cross multiply
    121,149,002.70x = 181,723,504.05 × 44,446,538.70
  4. Step 4: Simplify right side
    121,149,002.70x = 8,076,980,755,457,933
  5. Step 5: Solve for x
    x = 8,076,980,755,457,933/121,149,002.70
  6. Step 6: Final answer
    x = 66,669,808.05

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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.