Home / 1,391,011,944.60-2,086,517,916.90-746,039,400.60

Finding the Fourth Proportional to 1,391,011,944.60, 2,086,517,916.90 and 746,039,400.60

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Solution

The fourth proportional to 1,391,011,944.60, 2,086,517,916.90 and 746,039,400.60 is: 1,119,059,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,011,944.60 : 2,086,517,916.90 = 746,039,400.60 : x
  2. Step 2: Convert to fraction form
    1,391,011,944.60/2,086,517,916.90 = 746,039,400.60/x
  3. Step 3: Cross multiply
    1,391,011,944.60x = 2,086,517,916.90 × 746,039,400.60
  4. Step 4: Simplify right side
    1,391,011,944.60x = 1,556,624,576,065,236,736
  5. Step 5: Solve for x
    x = 1,556,624,576,065,236,736/1,391,011,944.60
  6. Step 6: Final answer
    x = 1,119,059,100.90

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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.