Home / 56,167,412.40-84,251,118.60-49,790,120.40

Finding the Fourth Proportional to 56,167,412.40, 84,251,118.60 and 49,790,120.40

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Solution

The fourth proportional to 56,167,412.40, 84,251,118.60 and 49,790,120.40 is: 74,685,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,412.40 : 84,251,118.60 = 49,790,120.40 : x
  2. Step 2: Convert to fraction form
    56,167,412.40/84,251,118.60 = 49,790,120.40/x
  3. Step 3: Cross multiply
    56,167,412.40x = 84,251,118.60 × 49,790,120.40
  4. Step 4: Simplify right side
    56,167,412.40x = 4,194,873,338,928,679
  5. Step 5: Solve for x
    x = 4,194,873,338,928,679/56,167,412.40
  6. Step 6: Final answer
    x = 74,685,180.60

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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.