Home / 1,259,061,624.40-1,888,592,436.60-441,067,637.20

Finding the Fourth Proportional to 1,259,061,624.40, 1,888,592,436.60 and 441,067,637.20

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Solution

The fourth proportional to 1,259,061,624.40, 1,888,592,436.60 and 441,067,637.20 is: 661,601,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,061,624.40 : 1,888,592,436.60 = 441,067,637.20 : x
  2. Step 2: Convert to fraction form
    1,259,061,624.40/1,888,592,436.60 = 441,067,637.20/x
  3. Step 3: Cross multiply
    1,259,061,624.40x = 1,888,592,436.60 × 441,067,637.20
  4. Step 4: Simplify right side
    1,259,061,624.40x = 832,997,003,644,952,704
  5. Step 5: Solve for x
    x = 832,997,003,644,952,704/1,259,061,624.40
  6. Step 6: Final answer
    x = 661,601,455.80

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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.