Home / 3,360,948,755.34-4,638,515,992.71-1,912,876,684.65

Finding the Fourth Proportional to 3,360,948,755.34, 4,638,515,992.71 and 1,912,876,684.65

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Solution

The fourth proportional to 3,360,948,755.34, 4,638,515,992.71 and 1,912,876,684.65 is: 2,640,001,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,948,755.34 : 4,638,515,992.71 = 1,912,876,684.65 : x
  2. Step 2: Convert to fraction form
    3,360,948,755.34/4,638,515,992.71 = 1,912,876,684.65/x
  3. Step 3: Cross multiply
    3,360,948,755.34x = 4,638,515,992.71 × 1,912,876,684.65
  4. Step 4: Simplify right side
    3,360,948,755.34x = 8,872,909,093,846,784,000
  5. Step 5: Solve for x
    x = 8,872,909,093,846,784,000/3,360,948,755.34
  6. Step 6: Final answer
    x = 2,640,001,303.13

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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.