Home / 119,798,636.91-179,225,144.83-90,736,195.33

Finding the Fourth Proportional to 119,798,636.91, 179,225,144.83 and 90,736,195.33

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Solution

The fourth proportional to 119,798,636.91, 179,225,144.83 and 90,736,195.33 is: 135,746,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798,636.91 : 179,225,144.83 = 90,736,195.33 : x
  2. Step 2: Convert to fraction form
    119,798,636.91/179,225,144.83 = 90,736,195.33/x
  3. Step 3: Cross multiply
    119,798,636.91x = 179,225,144.83 × 90,736,195.33
  4. Step 4: Simplify right side
    119,798,636.91x = 16,262,207,749,342,420
  5. Step 5: Solve for x
    x = 16,262,207,749,342,420/119,798,636.91
  6. Step 6: Final answer
    x = 135,746,183.50

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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.