Home / 1,177,239,181,493.90-1,765,858,770,247.70-282,878,982,637.20

Finding the Fourth Proportional to 1,177,239,181,493.90, 1,765,858,770,247.70 and 282,878,982,637.20

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Solution

The fourth proportional to 1,177,239,181,493.90, 1,765,858,770,247.70 and 282,878,982,637.20 is: 424,318,473,476.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,239,181,493.90 : 1,765,858,770,247.70 = 282,878,982,637.20 : x
  2. Step 2: Convert to fraction form
    1,177,239,181,493.90/1,765,858,770,247.70 = 282,878,982,637.20/x
  3. Step 3: Cross multiply
    1,177,239,181,493.90x = 1,765,858,770,247.70 × 282,878,982,637.20
  4. Step 4: Simplify right side
    1,177,239,181,493.90x = 499,524,332,408,646,475,448,320
  5. Step 5: Solve for x
    x = 499,524,332,408,646,475,448,320/1,177,239,181,493.90
  6. Step 6: Final answer
    x = 424,318,473,476.87

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Double scale
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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.