Home / 12,432,855,618.41-18,658,954,306.69-8,677,752,284.60

Finding the Fourth Proportional to 12,432,855,618.41, 18,658,954,306.69 and 8,677,752,284.60

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Solution

The fourth proportional to 12,432,855,618.41, 18,658,954,306.69 and 8,677,752,284.60 is: 13,023,378,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,855,618.41 : 18,658,954,306.69 = 8,677,752,284.60 : x
  2. Step 2: Convert to fraction form
    12,432,855,618.41/18,658,954,306.69 = 8,677,752,284.60/x
  3. Step 3: Cross multiply
    12,432,855,618.41x = 18,658,954,306.69 × 8,677,752,284.60
  4. Step 4: Simplify right side
    12,432,855,618.41x = 161,917,783,363,015,475,200
  5. Step 5: Solve for x
    x = 161,917,783,363,015,475,200/12,432,855,618.41
  6. Step 6: Final answer
    x = 13,023,378,404.17

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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.