Home / 7,162,968,172.28-10,746,386,692.58-2,188,554,386

Finding the Fourth Proportional to 7,162,968,172.28, 10,746,386,692.58 and 2,188,554,386

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Solution

The fourth proportional to 7,162,968,172.28, 10,746,386,692.58 and 2,188,554,386 is: 3,283,422,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,968,172.28 : 10,746,386,692.58 = 2,188,554,386 : x
  2. Step 2: Convert to fraction form
    7,162,968,172.28/10,746,386,692.58 = 2,188,554,386/x
  3. Step 3: Cross multiply
    7,162,968,172.28x = 10,746,386,692.58 × 2,188,554,386
  4. Step 4: Simplify right side
    7,162,968,172.28x = 23,519,051,729,697,992,704
  5. Step 5: Solve for x
    x = 23,519,051,729,697,992,704/7,162,968,172.28
  6. Step 6: Final answer
    x = 3,283,422,620.91

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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.