Home / 1,954,176,093.20-2,930,928,216.60-726,712,720.40

Finding the Fourth Proportional to 1,954,176,093.20, 2,930,928,216.60 and 726,712,720.40

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Solution

The fourth proportional to 1,954,176,093.20, 2,930,928,216.60 and 726,712,720.40 is: 1,089,944,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,176,093.20 : 2,930,928,216.60 = 726,712,720.40 : x
  2. Step 2: Convert to fraction form
    1,954,176,093.20/2,930,928,216.60 = 726,712,720.40/x
  3. Step 3: Cross multiply
    1,954,176,093.20x = 2,930,928,216.60 × 726,712,720.40
  4. Step 4: Simplify right side
    1,954,176,093.20x = 2,129,942,817,582,506,240
  5. Step 5: Solve for x
    x = 2,129,942,817,582,506,240/1,954,176,093.20
  6. Step 6: Final answer
    x = 1,089,944,158.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.