Home / 69,199,268.60-103,728,044.10-40,430,595.80

Finding the Fourth Proportional to 69,199,268.60, 103,728,044.10 and 40,430,595.80

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Solution

The fourth proportional to 69,199,268.60, 103,728,044.10 and 40,430,595.80 is: 60,604,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,199,268.60 : 103,728,044.10 = 40,430,595.80 : x
  2. Step 2: Convert to fraction form
    69,199,268.60/103,728,044.10 = 40,430,595.80/x
  3. Step 3: Cross multiply
    69,199,268.60x = 103,728,044.10 × 40,430,595.80
  4. Step 4: Simplify right side
    69,199,268.60x = 4,193,786,624,131,674
  5. Step 5: Solve for x
    x = 4,193,786,624,131,674/69,199,268.60
  6. Step 6: Final answer
    x = 60,604,493.50

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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.