Home / 342,367,982,847.04-513,105,230,028.72-191,268,180,829.68

Finding the Fourth Proportional to 342,367,982,847.04, 513,105,230,028.72 and 191,268,180,829.68

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Solution

The fourth proportional to 342,367,982,847.04, 513,105,230,028.72 and 191,268,180,829.68 is: 286,652,691,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,367,982,847.04 : 513,105,230,028.72 = 191,268,180,829.68 : x
  2. Step 2: Convert to fraction form
    342,367,982,847.04/513,105,230,028.72 = 191,268,180,829.68/x
  3. Step 3: Cross multiply
    342,367,982,847.04x = 513,105,230,028.72 × 191,268,180,829.68
  4. Step 4: Simplify right side
    342,367,982,847.04x = 98,140,703,921,787,759,493,120
  5. Step 5: Solve for x
    x = 98,140,703,921,787,759,493,120/342,367,982,847.04
  6. Step 6: Final answer
    x = 286,652,691,953.48

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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.