Home / 275,720,763.60-413,155,992.60-239,157,622.80

Finding the Fourth Proportional to 275,720,763.60, 413,155,992.60 and 239,157,622.80

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Solution

The fourth proportional to 275,720,763.60, 413,155,992.60 and 239,157,622.80 is: 358,367,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,720,763.60 : 413,155,992.60 = 239,157,622.80 : x
  2. Step 2: Convert to fraction form
    275,720,763.60/413,155,992.60 = 239,157,622.80/x
  3. Step 3: Cross multiply
    275,720,763.60x = 413,155,992.60 × 239,157,622.80
  4. Step 4: Simplify right side
    275,720,763.60x = 98,809,405,035,790,400
  5. Step 5: Solve for x
    x = 98,809,405,035,790,400/275,720,763.60
  6. Step 6: Final answer
    x = 358,367,660.62

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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.