Home / 155,676,344.20-233,514,516.30-98,422,433.80

Finding the Fourth Proportional to 155,676,344.20, 233,514,516.30 and 98,422,433.80

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Solution

The fourth proportional to 155,676,344.20, 233,514,516.30 and 98,422,433.80 is: 147,633,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,676,344.20 : 233,514,516.30 = 98,422,433.80 : x
  2. Step 2: Convert to fraction form
    155,676,344.20/233,514,516.30 = 98,422,433.80/x
  3. Step 3: Cross multiply
    155,676,344.20x = 233,514,516.30 × 98,422,433.80
  4. Step 4: Simplify right side
    155,676,344.20x = 22,983,067,021,875,772
  5. Step 5: Solve for x
    x = 22,983,067,021,875,772/155,676,344.20
  6. Step 6: Final answer
    x = 147,633,650.70

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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.