Home / 188,013,880,808.73-259,458,050,375.91-102,374,641,503

Finding the Fourth Proportional to 188,013,880,808.73, 259,458,050,375.91 and 102,374,641,503

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Solution

The fourth proportional to 188,013,880,808.73, 259,458,050,375.91 and 102,374,641,503 is: 141,276,403,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,013,880,808.73 : 259,458,050,375.91 = 102,374,641,503 : x
  2. Step 2: Convert to fraction form
    188,013,880,808.73/259,458,050,375.91 = 102,374,641,503/x
  3. Step 3: Cross multiply
    188,013,880,808.73x = 259,458,050,375.91 × 102,374,641,503
  4. Step 4: Simplify right side
    188,013,880,808.73x = 26,561,924,892,301,100,843,008
  5. Step 5: Solve for x
    x = 26,561,924,892,301,100,843,008/188,013,880,808.73
  6. Step 6: Final answer
    x = 141,276,403,518.97

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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.