Home / 442,871,729,204.70-664,243,096,552.65-128,770,100,276.70

Finding the Fourth Proportional to 442,871,729,204.70, 664,243,096,552.65 and 128,770,100,276.70

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Solution

The fourth proportional to 442,871,729,204.70, 664,243,096,552.65 and 128,770,100,276.70 is: 193,136,397,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,871,729,204.70 : 664,243,096,552.65 = 128,770,100,276.70 : x
  2. Step 2: Convert to fraction form
    442,871,729,204.70/664,243,096,552.65 = 128,770,100,276.70/x
  3. Step 3: Cross multiply
    442,871,729,204.70x = 664,243,096,552.65 × 128,770,100,276.70
  4. Step 4: Simplify right side
    442,871,729,204.70x = 85,534,650,151,190,453,551,104
  5. Step 5: Solve for x
    x = 85,534,650,151,190,453,551,104/442,871,729,204.70
  6. Step 6: Final answer
    x = 193,136,397,089.04

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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.