Home / 258,115,222,618.54-356,200,114,607.04-140,795,423,260.19

Finding the Fourth Proportional to 258,115,222,618.54, 356,200,114,607.04 and 140,795,423,260.19

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Solution

The fourth proportional to 258,115,222,618.54, 356,200,114,607.04 and 140,795,423,260.19 is: 194,298,288,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,115,222,618.54 : 356,200,114,607.04 = 140,795,423,260.19 : x
  2. Step 2: Convert to fraction form
    258,115,222,618.54/356,200,114,607.04 = 140,795,423,260.19/x
  3. Step 3: Cross multiply
    258,115,222,618.54x = 356,200,114,607.04 × 140,795,423,260.19
  4. Step 4: Simplify right side
    258,115,222,618.54x = 50,151,345,901,426,381,422,592
  5. Step 5: Solve for x
    x = 50,151,345,901,426,381,422,592/258,115,222,618.54
  6. Step 6: Final answer
    x = 194,298,288,154.60

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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.