Home / 112,368,830.40-168,269,810.40-89,694,014.40

Finding the Fourth Proportional to 112,368,830.40, 168,269,810.40 and 89,694,014.40

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Solution

The fourth proportional to 112,368,830.40, 168,269,810.40 and 89,694,014.40 is: 134,314,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368,830.40 : 168,269,810.40 = 89,694,014.40 : x
  2. Step 2: Convert to fraction form
    112,368,830.40/168,269,810.40 = 89,694,014.40/x
  3. Step 3: Cross multiply
    112,368,830.40x = 168,269,810.40 × 89,694,014.40
  4. Step 4: Simplify right side
    112,368,830.40x = 15,092,794,797,102,872
  5. Step 5: Solve for x
    x = 15,092,794,797,102,872/112,368,830.40
  6. Step 6: Final answer
    x = 134,314,780.56

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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.