Home / 3,167,816,779.58-4,751,906,757.21-838,693,239.57

Finding the Fourth Proportional to 3,167,816,779.58, 4,751,906,757.21 and 838,693,239.57

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Solution

The fourth proportional to 3,167,816,779.58, 4,751,906,757.21 and 838,693,239.57 is: 1,258,087,935.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,816,779.58 : 4,751,906,757.21 = 838,693,239.57 : x
  2. Step 2: Convert to fraction form
    3,167,816,779.58/4,751,906,757.21 = 838,693,239.57/x
  3. Step 3: Cross multiply
    3,167,816,779.58x = 4,751,906,757.21 × 838,693,239.57
  4. Step 4: Simplify right side
    3,167,816,779.58x = 3,985,392,072,339,028,480
  5. Step 5: Solve for x
    x = 3,985,392,072,339,028,480/3,167,816,779.58
  6. Step 6: Final answer
    x = 1,258,087,935.53

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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.