Home / 265,793,622.30-398,615,783.85-84,096,495.90

Finding the Fourth Proportional to 265,793,622.30, 398,615,783.85 and 84,096,495.90

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Solution

The fourth proportional to 265,793,622.30, 398,615,783.85 and 84,096,495.90 is: 126,121,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,793,622.30 : 398,615,783.85 = 84,096,495.90 : x
  2. Step 2: Convert to fraction form
    265,793,622.30/398,615,783.85 = 84,096,495.90/x
  3. Step 3: Cross multiply
    265,793,622.30x = 398,615,783.85 × 84,096,495.90
  4. Step 4: Simplify right side
    265,793,622.30x = 33,522,190,632,216,816
  5. Step 5: Solve for x
    x = 33,522,190,632,216,816/265,793,622.30
  6. Step 6: Final answer
    x = 126,121,124.89

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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.