Home / 103,856,479.70-155,784,719.55-50,108,767.70

Finding the Fourth Proportional to 103,856,479.70, 155,784,719.55 and 50,108,767.70

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Solution

The fourth proportional to 103,856,479.70, 155,784,719.55 and 50,108,767.70 is: 75,163,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,856,479.70 : 155,784,719.55 = 50,108,767.70 : x
  2. Step 2: Convert to fraction form
    103,856,479.70/155,784,719.55 = 50,108,767.70/x
  3. Step 3: Cross multiply
    103,856,479.70x = 155,784,719.55 × 50,108,767.70
  4. Step 4: Simplify right side
    103,856,479.70x = 7,806,180,323,140,600
  5. Step 5: Solve for x
    x = 7,806,180,323,140,600/103,856,479.70
  6. Step 6: Final answer
    x = 75,163,151.55

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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.