Home / 89,760,778.68-134,504,149.14-53,297,363.64

Finding the Fourth Proportional to 89,760,778.68, 134,504,149.14 and 53,297,363.64

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Solution

The fourth proportional to 89,760,778.68, 134,504,149.14 and 53,297,363.64 is: 79,864,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,760,778.68 : 134,504,149.14 = 53,297,363.64 : x
  2. Step 2: Convert to fraction form
    89,760,778.68/134,504,149.14 = 53,297,363.64/x
  3. Step 3: Cross multiply
    89,760,778.68x = 134,504,149.14 × 53,297,363.64
  4. Step 4: Simplify right side
    89,760,778.68x = 7,168,716,547,803,373
  5. Step 5: Solve for x
    x = 7,168,716,547,803,373/89,760,778.68
  6. Step 6: Final answer
    x = 79,864,687.60

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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.