Home / 3,121,458,093,930.90-4,307,262,808,693.50-1,732,597,747,342.20

Finding the Fourth Proportional to 3,121,458,093,930.90, 4,307,262,808,693.50 and 1,732,597,747,342.20

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Solution

The fourth proportional to 3,121,458,093,930.90, 4,307,262,808,693.50 and 1,732,597,747,342.20 is: 2,390,790,974,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,458,093,930.90 : 4,307,262,808,693.50 = 1,732,597,747,342.20 : x
  2. Step 2: Convert to fraction form
    3,121,458,093,930.90/4,307,262,808,693.50 = 1,732,597,747,342.20/x
  3. Step 3: Cross multiply
    3,121,458,093,930.90x = 4,307,262,808,693.50 × 1,732,597,747,342.20
  4. Step 4: Simplify right side
    3,121,458,093,930.90x = 7,462,753,839,553,194,749,853,696
  5. Step 5: Solve for x
    x = 7,462,753,839,553,194,749,853,696/3,121,458,093,930.90
  6. Step 6: Final answer
    x = 2,390,790,974,917.51

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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.