Home / 353,260,968.26-487,500,158.48-196,624,712.52

Finding the Fourth Proportional to 353,260,968.26, 487,500,158.48 and 196,624,712.52

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Solution

The fourth proportional to 353,260,968.26, 487,500,158.48 and 196,624,712.52 is: 271,342,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,260,968.26 : 487,500,158.48 = 196,624,712.52 : x
  2. Step 2: Convert to fraction form
    353,260,968.26/487,500,158.48 = 196,624,712.52/x
  3. Step 3: Cross multiply
    353,260,968.26x = 487,500,158.48 × 196,624,712.52
  4. Step 4: Simplify right side
    353,260,968.26x = 95,854,578,513,601,328
  5. Step 5: Solve for x
    x = 95,854,578,513,601,328/353,260,968.26
  6. Step 6: Final answer
    x = 271,342,115.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.