Home / 198,486,276.49-297,535,014.73-111,090,471.13

Finding the Fourth Proportional to 198,486,276.49, 297,535,014.73 and 111,090,471.13

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Solution

The fourth proportional to 198,486,276.49, 297,535,014.73 and 111,090,471.13 is: 166,526,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,486,276.49 : 297,535,014.73 = 111,090,471.13 : x
  2. Step 2: Convert to fraction form
    198,486,276.49/297,535,014.73 = 111,090,471.13/x
  3. Step 3: Cross multiply
    198,486,276.49x = 297,535,014.73 × 111,090,471.13
  4. Step 4: Simplify right side
    198,486,276.49x = 33,053,304,964,027,192
  5. Step 5: Solve for x
    x = 33,053,304,964,027,192/198,486,276.49
  6. Step 6: Final answer
    x = 166,526,903.26

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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.