Home / 413,315,195.13-619,972,792.56-170,978,099.13

Finding the Fourth Proportional to 413,315,195.13, 619,972,792.56 and 170,978,099.13

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Solution

The fourth proportional to 413,315,195.13, 619,972,792.56 and 170,978,099.13 is: 256,467,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,315,195.13 : 619,972,792.56 = 170,978,099.13 : x
  2. Step 2: Convert to fraction form
    413,315,195.13/619,972,792.56 = 170,978,099.13/x
  3. Step 3: Cross multiply
    413,315,195.13x = 619,972,792.56 × 170,978,099.13
  4. Step 4: Simplify right side
    413,315,195.13x = 106,001,769,584,226,592
  5. Step 5: Solve for x
    x = 106,001,769,584,226,592/413,315,195.13
  6. Step 6: Final answer
    x = 256,467,148.64

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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.