Home / 442,871,726,980.70-664,243,093,216.70-128,770,098,052.70

Finding the Fourth Proportional to 442,871,726,980.70, 664,243,093,216.70 and 128,770,098,052.70

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Solution

The fourth proportional to 442,871,726,980.70, 664,243,093,216.70 and 128,770,098,052.70 is: 193,136,393,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,871,726,980.70 : 664,243,093,216.70 = 128,770,098,052.70 : x
  2. Step 2: Convert to fraction form
    442,871,726,980.70/664,243,093,216.70 = 128,770,098,052.70/x
  3. Step 3: Cross multiply
    442,871,726,980.70x = 664,243,093,216.70 × 128,770,098,052.70
  4. Step 4: Simplify right side
    442,871,726,980.70x = 85,534,648,244,343,203,168,256
  5. Step 5: Solve for x
    x = 85,534,648,244,343,203,168,256/442,871,726,980.70
  6. Step 6: Final answer
    x = 193,136,393,753.29

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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.