Home / 204,687,185,412.82-282,459,830,050.62-111,987,585,100.57

Finding the Fourth Proportional to 204,687,185,412.82, 282,459,830,050.62 and 111,987,585,100.57

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Solution

The fourth proportional to 204,687,185,412.82, 282,459,830,050.62 and 111,987,585,100.57 is: 154,538,224,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,687,185,412.82 : 282,459,830,050.62 = 111,987,585,100.57 : x
  2. Step 2: Convert to fraction form
    204,687,185,412.82/282,459,830,050.62 = 111,987,585,100.57/x
  3. Step 3: Cross multiply
    204,687,185,412.82x = 282,459,830,050.62 × 111,987,585,100.57
  4. Step 4: Simplify right side
    204,687,185,412.82x = 31,631,994,255,286,349,070,336
  5. Step 5: Solve for x
    x = 31,631,994,255,286,349,070,336/204,687,185,412.82
  6. Step 6: Final answer
    x = 154,538,224,713.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.