Home / 98,297,900-135,651,160.36-54,837,836

Finding the Fourth Proportional to 98,297,900, 135,651,160.36 and 54,837,836

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Solution

The fourth proportional to 98,297,900, 135,651,160.36 and 54,837,836 is: 75,676,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,297,900 : 135,651,160.36 = 54,837,836 : x
  2. Step 2: Convert to fraction form
    98,297,900/135,651,160.36 = 54,837,836/x
  3. Step 3: Cross multiply
    98,297,900x = 135,651,160.36 × 54,837,836
  4. Step 4: Simplify right side
    98,297,900x = 7,438,816,085,031,382
  5. Step 5: Solve for x
    x = 7,438,816,085,031,382/98,297,900
  6. Step 6: Final answer
    x = 75,676,246.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.