Home / 112,331,537.60-168,497,306.40-54,860,676.80

Finding the Fourth Proportional to 112,331,537.60, 168,497,306.40 and 54,860,676.80

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Solution

The fourth proportional to 112,331,537.60, 168,497,306.40 and 54,860,676.80 is: 82,291,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,537.60 : 168,497,306.40 = 54,860,676.80 : x
  2. Step 2: Convert to fraction form
    112,331,537.60/168,497,306.40 = 54,860,676.80/x
  3. Step 3: Cross multiply
    112,331,537.60x = 168,497,306.40 × 54,860,676.80
  4. Step 4: Simplify right side
    112,331,537.60x = 9,243,876,268,080,972
  5. Step 5: Solve for x
    x = 9,243,876,268,080,972/112,331,537.60
  6. Step 6: Final answer
    x = 82,291,015.20

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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.