Home / 263,264,903.60-394,897,355.40-127,216,007.60

Finding the Fourth Proportional to 263,264,903.60, 394,897,355.40 and 127,216,007.60

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Solution

The fourth proportional to 263,264,903.60, 394,897,355.40 and 127,216,007.60 is: 190,824,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,264,903.60 : 394,897,355.40 = 127,216,007.60 : x
  2. Step 2: Convert to fraction form
    263,264,903.60/394,897,355.40 = 127,216,007.60/x
  3. Step 3: Cross multiply
    263,264,903.60x = 394,897,355.40 × 127,216,007.60
  4. Step 4: Simplify right side
    263,264,903.60x = 50,237,264,965,786,296
  5. Step 5: Solve for x
    x = 50,237,264,965,786,296/263,264,903.60
  6. Step 6: Final answer
    x = 190,824,011.40

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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.