Home / 3,571,751,849.18-4,929,293,638.89-2,142,876,729.13

Finding the Fourth Proportional to 3,571,751,849.18, 4,929,293,638.89 and 2,142,876,729.13

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Solution

The fourth proportional to 3,571,751,849.18, 4,929,293,638.89 and 2,142,876,729.13 is: 2,957,335,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,751,849.18 : 4,929,293,638.89 = 2,142,876,729.13 : x
  2. Step 2: Convert to fraction form
    3,571,751,849.18/4,929,293,638.89 = 2,142,876,729.13/x
  3. Step 3: Cross multiply
    3,571,751,849.18x = 4,929,293,638.89 × 2,142,876,729.13
  4. Step 4: Simplify right side
    3,571,751,849.18x = 10,562,868,629,813,596,160
  5. Step 5: Solve for x
    x = 10,562,868,629,813,596,160/3,571,751,849.18
  6. Step 6: Final answer
    x = 2,957,335,524.93

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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.