Home / 9,861,616,847.97-13,620,341,196.99-6,489,579,912.39

Finding the Fourth Proportional to 9,861,616,847.97, 13,620,341,196.99 and 6,489,579,912.39

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Solution

The fourth proportional to 9,861,616,847.97, 13,620,341,196.99 and 6,489,579,912.39 is: 8,963,062,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,616,847.97 : 13,620,341,196.99 = 6,489,579,912.39 : x
  2. Step 2: Convert to fraction form
    9,861,616,847.97/13,620,341,196.99 = 6,489,579,912.39/x
  3. Step 3: Cross multiply
    9,861,616,847.97x = 13,620,341,196.99 × 6,489,579,912.39
  4. Step 4: Simplify right side
    9,861,616,847.97x = 88,390,292,631,884,267,520
  5. Step 5: Solve for x
    x = 88,390,292,631,884,267,520/9,861,616,847.97
  6. Step 6: Final answer
    x = 8,963,062,953.52

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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.