Home / 1,177,239,181,499.80-1,765,858,770,256.60-282,878,982,643.20

Finding the Fourth Proportional to 1,177,239,181,499.80, 1,765,858,770,256.60 and 282,878,982,643.20

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Solution

The fourth proportional to 1,177,239,181,499.80, 1,765,858,770,256.60 and 282,878,982,643.20 is: 424,318,473,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,239,181,499.80 : 1,765,858,770,256.60 = 282,878,982,643.20 : x
  2. Step 2: Convert to fraction form
    1,177,239,181,499.80/1,765,858,770,256.60 = 282,878,982,643.20/x
  3. Step 3: Cross multiply
    1,177,239,181,499.80x = 1,765,858,770,256.60 × 282,878,982,643.20
  4. Step 4: Simplify right side
    1,177,239,181,499.80x = 499,524,332,421,759,279,038,464
  5. Step 5: Solve for x
    x = 499,524,332,421,759,279,038,464/1,177,239,181,499.80
  6. Step 6: Final answer
    x = 424,318,473,485.88

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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.