Home / 159,616,447.80-239,530,959.90-73,310,429.40

Finding the Fourth Proportional to 159,616,447.80, 239,530,959.90 and 73,310,429.40

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Solution

The fourth proportional to 159,616,447.80, 239,530,959.90 and 73,310,429.40 is: 110,014,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,616,447.80 : 239,530,959.90 = 73,310,429.40 : x
  2. Step 2: Convert to fraction form
    159,616,447.80/239,530,959.90 = 73,310,429.40/x
  3. Step 3: Cross multiply
    159,616,447.80x = 239,530,959.90 × 73,310,429.40
  4. Step 4: Simplify right side
    159,616,447.80x = 17,560,117,524,863,182
  5. Step 5: Solve for x
    x = 17,560,117,524,863,182/159,616,447.80
  6. Step 6: Final answer
    x = 110,014,461.33

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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.