Home / 49,209,614.10-73,814,421.15-45,626,433.30

Finding the Fourth Proportional to 49,209,614.10, 73,814,421.15 and 45,626,433.30

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Solution

The fourth proportional to 49,209,614.10, 73,814,421.15 and 45,626,433.30 is: 68,439,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,614.10 : 73,814,421.15 = 45,626,433.30 : x
  2. Step 2: Convert to fraction form
    49,209,614.10/73,814,421.15 = 45,626,433.30/x
  3. Step 3: Cross multiply
    49,209,614.10x = 73,814,421.15 × 45,626,433.30
  4. Step 4: Simplify right side
    49,209,614.10x = 3,367,888,763,178,584.50
  5. Step 5: Solve for x
    x = 3,367,888,763,178,584.50/49,209,614.10
  6. Step 6: Final answer
    x = 68,439,649.95

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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.