Home / 56,141,998.80-84,212,998.20-31,955,528.40

Finding the Fourth Proportional to 56,141,998.80, 84,212,998.20 and 31,955,528.40

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Solution

The fourth proportional to 56,141,998.80, 84,212,998.20 and 31,955,528.40 is: 47,933,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,141,998.80 : 84,212,998.20 = 31,955,528.40 : x
  2. Step 2: Convert to fraction form
    56,141,998.80/84,212,998.20 = 31,955,528.40/x
  3. Step 3: Cross multiply
    56,141,998.80x = 84,212,998.20 × 31,955,528.40
  4. Step 4: Simplify right side
    56,141,998.80x = 2,691,070,855,629,249
  5. Step 5: Solve for x
    x = 2,691,070,855,629,249/56,141,998.80
  6. Step 6: Final answer
    x = 47,933,292.60

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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.