Home / 243,435,599.22-335,835,562.95-161,044,135.86

Finding the Fourth Proportional to 243,435,599.22, 335,835,562.95 and 161,044,135.86

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Solution

The fourth proportional to 243,435,599.22, 335,835,562.95 and 161,044,135.86 is: 222,171,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,435,599.22 : 335,835,562.95 = 161,044,135.86 : x
  2. Step 2: Convert to fraction form
    243,435,599.22/335,835,562.95 = 161,044,135.86/x
  3. Step 3: Cross multiply
    243,435,599.22x = 335,835,562.95 × 161,044,135.86
  4. Step 4: Simplify right side
    243,435,599.22x = 54,084,348,026,339,384
  5. Step 5: Solve for x
    x = 54,084,348,026,339,384/243,435,599.22
  6. Step 6: Final answer
    x = 222,171,071.94

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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.