Home / 5,091,087,338.95-7,026,312,149.76-3,083,863,578.90

Finding the Fourth Proportional to 5,091,087,338.95, 7,026,312,149.76 and 3,083,863,578.90

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Solution

The fourth proportional to 5,091,087,338.95, 7,026,312,149.76 and 3,083,863,578.90 is: 4,256,102,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,087,338.95 : 7,026,312,149.76 = 3,083,863,578.90 : x
  2. Step 2: Convert to fraction form
    5,091,087,338.95/7,026,312,149.76 = 3,083,863,578.90/x
  3. Step 3: Cross multiply
    5,091,087,338.95x = 7,026,312,149.76 × 3,083,863,578.90
  4. Step 4: Simplify right side
    5,091,087,338.95x = 21,668,188,132,627,427,328
  5. Step 5: Solve for x
    x = 21,668,188,132,627,427,328/5,091,087,338.95
  6. Step 6: Final answer
    x = 4,256,102,221.40

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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.