Home / 112,063,640.40-168,095,460.60-89,388,824.40

Finding the Fourth Proportional to 112,063,640.40, 168,095,460.60 and 89,388,824.40

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Solution

The fourth proportional to 112,063,640.40, 168,095,460.60 and 89,388,824.40 is: 134,083,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063,640.40 : 168,095,460.60 = 89,388,824.40 : x
  2. Step 2: Convert to fraction form
    112,063,640.40/168,095,460.60 = 89,388,824.40/x
  3. Step 3: Cross multiply
    112,063,640.40x = 168,095,460.60 × 89,388,824.40
  4. Step 4: Simplify right side
    112,063,640.40x = 15,025,855,610,010,520
  5. Step 5: Solve for x
    x = 15,025,855,610,010,520/112,063,640.40
  6. Step 6: Final answer
    x = 134,083,236.60

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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.