Home / 263,819,277.60-395,728,916.40-127,770,381.60

Finding the Fourth Proportional to 263,819,277.60, 395,728,916.40 and 127,770,381.60

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Solution

The fourth proportional to 263,819,277.60, 395,728,916.40 and 127,770,381.60 is: 191,655,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,819,277.60 : 395,728,916.40 = 127,770,381.60 : x
  2. Step 2: Convert to fraction form
    263,819,277.60/395,728,916.40 = 127,770,381.60/x
  3. Step 3: Cross multiply
    263,819,277.60x = 395,728,916.40 × 127,770,381.60
  4. Step 4: Simplify right side
    263,819,277.60x = 50,562,434,658,582,496
  5. Step 5: Solve for x
    x = 50,562,434,658,582,496/263,819,277.60
  6. Step 6: Final answer
    x = 191,655,572.40

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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.