Home / 112,331,431.60-168,497,147.40-54,860,570.80

Finding the Fourth Proportional to 112,331,431.60, 168,497,147.40 and 54,860,570.80

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Solution

The fourth proportional to 112,331,431.60, 168,497,147.40 and 54,860,570.80 is: 82,290,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,431.60 : 168,497,147.40 = 54,860,570.80 : x
  2. Step 2: Convert to fraction form
    112,331,431.60/168,497,147.40 = 54,860,570.80/x
  3. Step 3: Cross multiply
    112,331,431.60x = 168,497,147.40 × 54,860,570.80
  4. Step 4: Simplify right side
    112,331,431.60x = 9,243,849,684,535,736
  5. Step 5: Solve for x
    x = 9,243,849,684,535,736/112,331,431.60
  6. Step 6: Final answer
    x = 82,290,856.20

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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.