Home / 237,567,444.40-356,067,731.40-213,192,017.20

Finding the Fourth Proportional to 237,567,444.40, 356,067,731.40 and 213,192,017.20

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Solution

The fourth proportional to 237,567,444.40, 356,067,731.40 and 213,192,017.20 is: 319,533,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,567,444.40 : 356,067,731.40 = 213,192,017.20 : x
  2. Step 2: Convert to fraction form
    237,567,444.40/356,067,731.40 = 213,192,017.20/x
  3. Step 3: Cross multiply
    237,567,444.40x = 356,067,731.40 × 213,192,017.20
  4. Step 4: Simplify right side
    237,567,444.40x = 75,910,797,916,993,776
  5. Step 5: Solve for x
    x = 75,910,797,916,993,776/237,567,444.40
  6. Step 6: Final answer
    x = 319,533,672.25

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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.