Home / 112,104,010.60-168,156,015.90-109,584,586.60

Finding the Fourth Proportional to 112,104,010.60, 168,156,015.90 and 109,584,586.60

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Solution

The fourth proportional to 112,104,010.60, 168,156,015.90 and 109,584,586.60 is: 164,376,879.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,104,010.60 : 168,156,015.90 = 109,584,586.60 : x
  2. Step 2: Convert to fraction form
    112,104,010.60/168,156,015.90 = 109,584,586.60/x
  3. Step 3: Cross multiply
    112,104,010.60x = 168,156,015.90 × 109,584,586.60
  4. Step 4: Simplify right side
    112,104,010.60x = 18,427,307,486,704,528
  5. Step 5: Solve for x
    x = 18,427,307,486,704,528/112,104,010.60
  6. Step 6: Final answer
    x = 164,376,879.90

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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.