Home / 2,642,255,220.83-3,964,928,328.12-985,307,213.39

Finding the Fourth Proportional to 2,642,255,220.83, 3,964,928,328.12 and 985,307,213.39

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Solution

The fourth proportional to 2,642,255,220.83, 3,964,928,328.12 and 985,307,213.39 is: 1,478,537,141.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,255,220.83 : 3,964,928,328.12 = 985,307,213.39 : x
  2. Step 2: Convert to fraction form
    2,642,255,220.83/3,964,928,328.12 = 985,307,213.39/x
  3. Step 3: Cross multiply
    2,642,255,220.83x = 3,964,928,328.12 × 985,307,213.39
  4. Step 4: Simplify right side
    2,642,255,220.83x = 3,906,672,482,251,164,160
  5. Step 5: Solve for x
    x = 3,906,672,482,251,164,160/2,642,255,220.83
  6. Step 6: Final answer
    x = 1,478,537,141.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.