Home / 195,547,887.59-269,789,344.20-121,181,314.05

Finding the Fourth Proportional to 195,547,887.59, 269,789,344.20 and 121,181,314.05

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Solution

The fourth proportional to 195,547,887.59, 269,789,344.20 and 121,181,314.05 is: 167,188,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,547,887.59 : 269,789,344.20 = 121,181,314.05 : x
  2. Step 2: Convert to fraction form
    195,547,887.59/269,789,344.20 = 121,181,314.05/x
  3. Step 3: Cross multiply
    195,547,887.59x = 269,789,344.20 × 121,181,314.05
  4. Step 4: Simplify right side
    195,547,887.59x = 32,693,427,246,843,744
  5. Step 5: Solve for x
    x = 32,693,427,246,843,744/195,547,887.59
  6. Step 6: Final answer
    x = 167,188,854.10

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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.