Home / 248,144,479.20-372,230,715.60-75,626,920.80

Finding the Fourth Proportional to 248,144,479.20, 372,230,715.60 and 75,626,920.80

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Solution

The fourth proportional to 248,144,479.20, 372,230,715.60 and 75,626,920.80 is: 113,444,647.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,144,479.20 : 372,230,715.60 = 75,626,920.80 : x
  2. Step 2: Convert to fraction form
    248,144,479.20/372,230,715.60 = 75,626,920.80/x
  3. Step 3: Cross multiply
    248,144,479.20x = 372,230,715.60 × 75,626,920.80
  4. Step 4: Simplify right side
    248,144,479.20x = 28,150,662,848,008,524
  5. Step 5: Solve for x
    x = 28,150,662,848,008,524/248,144,479.20
  6. Step 6: Final answer
    x = 113,444,647.00

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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.