Home / 440,999,828.23-661,599,399.91-145,894,255.69

Finding the Fourth Proportional to 440,999,828.23, 661,599,399.91 and 145,894,255.69

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Solution

The fourth proportional to 440,999,828.23, 661,599,399.91 and 145,894,255.69 is: 218,874,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,999,828.23 : 661,599,399.91 = 145,894,255.69 : x
  2. Step 2: Convert to fraction form
    440,999,828.23/661,599,399.91 = 145,894,255.69/x
  3. Step 3: Cross multiply
    440,999,828.23x = 661,599,399.91 × 145,894,255.69
  4. Step 4: Simplify right side
    440,999,828.23x = 96,523,552,011,147,376
  5. Step 5: Solve for x
    x = 96,523,552,011,147,376/440,999,828.23
  6. Step 6: Final answer
    x = 218,874,352.85

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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.