Home / 121,149,005.20-181,723,507.80-44,446,541.20

Finding the Fourth Proportional to 121,149,005.20, 181,723,507.80 and 44,446,541.20

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Solution

The fourth proportional to 121,149,005.20, 181,723,507.80 and 44,446,541.20 is: 66,669,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,149,005.20 : 181,723,507.80 = 44,446,541.20 : x
  2. Step 2: Convert to fraction form
    121,149,005.20/181,723,507.80 = 44,446,541.20/x
  3. Step 3: Cross multiply
    121,149,005.20x = 181,723,507.80 × 44,446,541.20
  4. Step 4: Simplify right side
    121,149,005.20x = 8,076,981,376,441,222
  5. Step 5: Solve for x
    x = 8,076,981,376,441,222/121,149,005.20
  6. Step 6: Final answer
    x = 66,669,811.80

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