Home / 880,098,015.90-1,320,147,023.85-738,043,836.60

Finding the Fourth Proportional to 880,098,015.90, 1,320,147,023.85 and 738,043,836.60

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Solution

The fourth proportional to 880,098,015.90, 1,320,147,023.85 and 738,043,836.60 is: 1,107,065,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,098,015.90 : 1,320,147,023.85 = 738,043,836.60 : x
  2. Step 2: Convert to fraction form
    880,098,015.90/1,320,147,023.85 = 738,043,836.60/x
  3. Step 3: Cross multiply
    880,098,015.90x = 1,320,147,023.85 × 738,043,836.60
  4. Step 4: Simplify right side
    880,098,015.90x = 974,326,374,358,325,632
  5. Step 5: Solve for x
    x = 974,326,374,358,325,632/880,098,015.90
  6. Step 6: Final answer
    x = 1,107,065,754.90

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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.