Home / 481,559,145.76-722,161,540.89-166,344,956.50

Finding the Fourth Proportional to 481,559,145.76, 722,161,540.89 and 166,344,956.50

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Solution

The fourth proportional to 481,559,145.76, 722,161,540.89 and 166,344,956.50 is: 249,456,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,559,145.76 : 722,161,540.89 = 166,344,956.50 : x
  2. Step 2: Convert to fraction form
    481,559,145.76/722,161,540.89 = 166,344,956.50/x
  3. Step 3: Cross multiply
    481,559,145.76x = 722,161,540.89 × 166,344,956.50
  4. Step 4: Simplify right side
    481,559,145.76x = 120,127,930,106,116,176
  5. Step 5: Solve for x
    x = 120,127,930,106,116,176/481,559,145.76
  6. Step 6: Final answer
    x = 249,456,232.25

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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.