Home / 103,514,649.20-155,140,097.70-55,015,737.20

Finding the Fourth Proportional to 103,514,649.20, 155,140,097.70 and 55,015,737.20

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Solution

The fourth proportional to 103,514,649.20, 155,140,097.70 and 55,015,737.20 is: 82,453,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,514,649.20 : 155,140,097.70 = 55,015,737.20 : x
  2. Step 2: Convert to fraction form
    103,514,649.20/155,140,097.70 = 55,015,737.20/x
  3. Step 3: Cross multiply
    103,514,649.20x = 155,140,097.70 × 55,015,737.20
  4. Step 4: Simplify right side
    103,514,649.20x = 8,535,146,844,245,524
  5. Step 5: Solve for x
    x = 8,535,146,844,245,524/103,514,649.20
  6. Step 6: Final answer
    x = 82,453,516.58

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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.