Home / 3,360,948,896.84-4,638,516,187.61-1,912,876,825.86

Finding the Fourth Proportional to 3,360,948,896.84, 4,638,516,187.61 and 1,912,876,825.86

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Solution

The fourth proportional to 3,360,948,896.84, 4,638,516,187.61 and 1,912,876,825.86 is: 2,640,001,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,948,896.84 : 4,638,516,187.61 = 1,912,876,825.86 : x
  2. Step 2: Convert to fraction form
    3,360,948,896.84/4,638,516,187.61 = 1,912,876,825.86/x
  3. Step 3: Cross multiply
    3,360,948,896.84x = 4,638,516,187.61 × 1,912,876,825.86
  4. Step 4: Simplify right side
    3,360,948,896.84x = 8,872,910,121,660,427,264
  5. Step 5: Solve for x
    x = 8,872,910,121,660,427,264/3,360,948,896.84
  6. Step 6: Final answer
    x = 2,640,001,497.80

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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.