Home / 201,285,796.66-301,853,936.48-70,094,382.11

Finding the Fourth Proportional to 201,285,796.66, 301,853,936.48 and 70,094,382.11

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Solution

The fourth proportional to 201,285,796.66, 301,853,936.48 and 70,094,382.11 is: 105,115,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,285,796.66 : 301,853,936.48 = 70,094,382.11 : x
  2. Step 2: Convert to fraction form
    201,285,796.66/301,853,936.48 = 70,094,382.11/x
  3. Step 3: Cross multiply
    201,285,796.66x = 301,853,936.48 × 70,094,382.11
  4. Step 4: Simplify right side
    201,285,796.66x = 21,158,265,165,703,804
  5. Step 5: Solve for x
    x = 21,158,265,165,703,804/201,285,796.66
  6. Step 6: Final answer
    x = 105,115,539.78

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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.