Home / 764,954,121.60-1,147,431,182.40-247,755,740.40

Finding the Fourth Proportional to 764,954,121.60, 1,147,431,182.40 and 247,755,740.40

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Solution

The fourth proportional to 764,954,121.60, 1,147,431,182.40 and 247,755,740.40 is: 371,633,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,954,121.60 : 1,147,431,182.40 = 247,755,740.40 : x
  2. Step 2: Convert to fraction form
    764,954,121.60/1,147,431,182.40 = 247,755,740.40/x
  3. Step 3: Cross multiply
    764,954,121.60x = 1,147,431,182.40 × 247,755,740.40
  4. Step 4: Simplify right side
    764,954,121.60x = 284,282,662,153,559,488
  5. Step 5: Solve for x
    x = 284,282,662,153,559,488/764,954,121.60
  6. Step 6: Final answer
    x = 371,633,610.60

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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.