Home / 3,121,324,269.84-4,680,819,891.36-1,255,340,146.32

Finding the Fourth Proportional to 3,121,324,269.84, 4,680,819,891.36 and 1,255,340,146.32

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Solution

The fourth proportional to 3,121,324,269.84, 4,680,819,891.36 and 1,255,340,146.32 is: 1,882,541,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,324,269.84 : 4,680,819,891.36 = 1,255,340,146.32 : x
  2. Step 2: Convert to fraction form
    3,121,324,269.84/4,680,819,891.36 = 1,255,340,146.32/x
  3. Step 3: Cross multiply
    3,121,324,269.84x = 4,680,819,891.36 × 1,255,340,146.32
  4. Step 4: Simplify right side
    3,121,324,269.84x = 5,876,021,127,317,428,224
  5. Step 5: Solve for x
    x = 5,876,021,127,317,428,224/3,121,324,269.84
  6. Step 6: Final answer
    x = 1,882,541,068.90

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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.