Home / 2,087,611,455.75-2,880,915,198.07-1,229,323,480.71

Finding the Fourth Proportional to 2,087,611,455.75, 2,880,915,198.07 and 1,229,323,480.71

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Solution

The fourth proportional to 2,087,611,455.75, 2,880,915,198.07 and 1,229,323,480.71 is: 1,696,473,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,611,455.75 : 2,880,915,198.07 = 1,229,323,480.71 : x
  2. Step 2: Convert to fraction form
    2,087,611,455.75/2,880,915,198.07 = 1,229,323,480.71/x
  3. Step 3: Cross multiply
    2,087,611,455.75x = 2,880,915,198.07 × 1,229,323,480.71
  4. Step 4: Simplify right side
    2,087,611,455.75x = 3,541,576,698,930,052,608
  5. Step 5: Solve for x
    x = 3,541,576,698,930,052,608/2,087,611,455.75
  6. Step 6: Final answer
    x = 1,696,473,110.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.