Home / 252,852,329,255.94-379,127,029,355.10-80,478,374,121

Finding the Fourth Proportional to 252,852,329,255.94, 379,127,029,355.10 and 80,478,374,121

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Solution

The fourth proportional to 252,852,329,255.94, 379,127,029,355.10 and 80,478,374,121 is: 120,669,352,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,852,329,255.94 : 379,127,029,355.10 = 80,478,374,121 : x
  2. Step 2: Convert to fraction form
    252,852,329,255.94/379,127,029,355.10 = 80,478,374,121/x
  3. Step 3: Cross multiply
    252,852,329,255.94x = 379,127,029,355.10 × 80,478,374,121
  4. Step 4: Simplify right side
    252,852,329,255.94x = 30,511,526,907,823,085,584,384
  5. Step 5: Solve for x
    x = 30,511,526,907,823,085,584,384/252,852,329,255.94
  6. Step 6: Final answer
    x = 120,669,352,730.93

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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.