Home / 207,910,109,066.04-286,917,635,138.90-115,212,511,955.40

Finding the Fourth Proportional to 207,910,109,066.04, 286,917,635,138.90 and 115,212,511,955.40

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Solution

The fourth proportional to 207,910,109,066.04, 286,917,635,138.90 and 115,212,511,955.40 is: 158,994,200,027.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,910,109,066.04 : 286,917,635,138.90 = 115,212,511,955.40 : x
  2. Step 2: Convert to fraction form
    207,910,109,066.04/286,917,635,138.90 = 115,212,511,955.40/x
  3. Step 3: Cross multiply
    207,910,109,066.04x = 286,917,635,138.90 × 115,212,511,955.40
  4. Step 4: Simplify right side
    207,910,109,066.04x = 33,056,501,468,655,612,067,840
  5. Step 5: Solve for x
    x = 33,056,501,468,655,612,067,840/207,910,109,066.04
  6. Step 6: Final answer
    x = 158,994,200,027.84

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1.5x scale

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.