Home / 102,175,037.70-153,245,979.09-29,375,231.46

Finding the Fourth Proportional to 102,175,037.70, 153,245,979.09 and 29,375,231.46

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Solution

The fourth proportional to 102,175,037.70, 153,245,979.09 and 29,375,231.46 is: 44,058,081.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,175,037.70 : 153,245,979.09 = 29,375,231.46 : x
  2. Step 2: Convert to fraction form
    102,175,037.70/153,245,979.09 = 29,375,231.46/x
  3. Step 3: Cross multiply
    102,175,037.70x = 153,245,979.09 × 29,375,231.46
  4. Step 4: Simplify right side
    102,175,037.70x = 4,501,636,106,083,070.50
  5. Step 5: Solve for x
    x = 4,501,636,106,083,070.50/102,175,037.70
  6. Step 6: Final answer
    x = 44,058,081.19

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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.