Home / 195,547,883.88-269,789,338.98-121,181,310.30

Finding the Fourth Proportional to 195,547,883.88, 269,789,338.98 and 121,181,310.30

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Solution

The fourth proportional to 195,547,883.88, 269,789,338.98 and 121,181,310.30 is: 167,188,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,547,883.88 : 269,789,338.98 = 121,181,310.30 : x
  2. Step 2: Convert to fraction form
    195,547,883.88/269,789,338.98 = 121,181,310.30/x
  3. Step 3: Cross multiply
    195,547,883.88x = 269,789,338.98 × 121,181,310.30
  4. Step 4: Simplify right side
    195,547,883.88x = 32,693,425,602,567,268
  5. Step 5: Solve for x
    x = 32,693,425,602,567,268/195,547,883.88
  6. Step 6: Final answer
    x = 167,188,848.86

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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.