Home / 439,685,121.10-659,548,891.62-144,573,707.16

Finding the Fourth Proportional to 439,685,121.10, 659,548,891.62 and 144,573,707.16

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Solution

The fourth proportional to 439,685,121.10, 659,548,891.62 and 144,573,707.16 is: 216,867,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,685,121.10 : 659,548,891.62 = 144,573,707.16 : x
  2. Step 2: Convert to fraction form
    439,685,121.10/659,548,891.62 = 144,573,707.16/x
  3. Step 3: Cross multiply
    439,685,121.10x = 659,548,891.62 × 144,573,707.16
  4. Step 4: Simplify right side
    439,685,121.10x = 95,353,428,314,772,464
  5. Step 5: Solve for x
    x = 95,353,428,314,772,464/439,685,121.10
  6. Step 6: Final answer
    x = 216,867,534.83

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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.