Home / 102,568,905.40-153,722,721.30-41,916,105.40

Finding the Fourth Proportional to 102,568,905.40, 153,722,721.30 and 41,916,105.40

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Solution

The fourth proportional to 102,568,905.40, 153,722,721.30 and 41,916,105.40 is: 62,820,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,568,905.40 : 153,722,721.30 = 41,916,105.40 : x
  2. Step 2: Convert to fraction form
    102,568,905.40/153,722,721.30 = 41,916,105.40/x
  3. Step 3: Cross multiply
    102,568,905.40x = 153,722,721.30 × 41,916,105.40
  4. Step 4: Simplify right side
    102,568,905.40x = 6,443,457,788,385,625
  5. Step 5: Solve for x
    x = 6,443,457,788,385,625/102,568,905.40
  6. Step 6: Final answer
    x = 62,820,771.69

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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.