Home / 58,251,467.79-80,388,729.81-31,791,518.73

Finding the Fourth Proportional to 58,251,467.79, 80,388,729.81 and 31,791,518.73

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Solution

The fourth proportional to 58,251,467.79, 80,388,729.81 and 31,791,518.73 is: 43,873,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,251,467.79 : 80,388,729.81 = 31,791,518.73 : x
  2. Step 2: Convert to fraction form
    58,251,467.79/80,388,729.81 = 31,791,518.73/x
  3. Step 3: Cross multiply
    58,251,467.79x = 80,388,729.81 × 31,791,518.73
  4. Step 4: Simplify right side
    58,251,467.79x = 2,555,679,809,435,524.50
  5. Step 5: Solve for x
    x = 2,555,679,809,435,524.50/58,251,467.79
  6. Step 6: Final answer
    x = 43,873,225.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.