Home / 439,589,443.61-659,244,162.76-144,416,047.81

Finding the Fourth Proportional to 439,589,443.61, 659,244,162.76 and 144,416,047.81

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Solution

The fourth proportional to 439,589,443.61, 659,244,162.76 and 144,416,047.81 is: 216,578,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,589,443.61 : 659,244,162.76 = 144,416,047.81 : x
  2. Step 2: Convert to fraction form
    439,589,443.61/659,244,162.76 = 144,416,047.81/x
  3. Step 3: Cross multiply
    439,589,443.61x = 659,244,162.76 × 144,416,047.81
  4. Step 4: Simplify right side
    439,589,443.61x = 95,205,436,527,611,584
  5. Step 5: Solve for x
    x = 95,205,436,527,611,584/439,589,443.61
  6. Step 6: Final answer
    x = 216,578,077.37

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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.