Home / 3,121,458,093,942-4,307,262,808,708.80-1,732,597,747,353.20

Finding the Fourth Proportional to 3,121,458,093,942, 4,307,262,808,708.80 and 1,732,597,747,353.20

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Solution

The fourth proportional to 3,121,458,093,942, 4,307,262,808,708.80 and 1,732,597,747,353.20 is: 2,390,790,974,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,458,093,942 : 4,307,262,808,708.80 = 1,732,597,747,353.20 : x
  2. Step 2: Convert to fraction form
    3,121,458,093,942/4,307,262,808,708.80 = 1,732,597,747,353.20/x
  3. Step 3: Cross multiply
    3,121,458,093,942x = 4,307,262,808,708.80 × 1,732,597,747,353.20
  4. Step 4: Simplify right side
    3,121,458,093,942x = 7,462,753,839,627,083,219,730,432
  5. Step 5: Solve for x
    x = 7,462,753,839,627,083,219,730,432/3,121,458,093,942
  6. Step 6: Final answer
    x = 2,390,790,974,932.67

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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.