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Finding the Fourth Proportional to 99,553,062.15, 149,383,130.99 and 95,929,487.46

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Solution

The fourth proportional to 99,553,062.15, 149,383,130.99 and 95,929,487.46 is: 143,945,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,553,062.15 : 149,383,130.99 = 95,929,487.46 : x
  2. Step 2: Convert to fraction form
    99,553,062.15/149,383,130.99 = 95,929,487.46/x
  3. Step 3: Cross multiply
    99,553,062.15x = 149,383,130.99 × 95,929,487.46
  4. Step 4: Simplify right side
    99,553,062.15x = 14,330,247,190,561,096
  5. Step 5: Solve for x
    x = 14,330,247,190,561,096/99,553,062.15
  6. Step 6: Final answer
    x = 143,945,820.26

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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.