Home / 50,288,900.40-75,433,350.60-47,312,830.80

Finding the Fourth Proportional to 50,288,900.40, 75,433,350.60 and 47,312,830.80

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Solution

The fourth proportional to 50,288,900.40, 75,433,350.60 and 47,312,830.80 is: 70,969,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,288,900.40 : 75,433,350.60 = 47,312,830.80 : x
  2. Step 2: Convert to fraction form
    50,288,900.40/75,433,350.60 = 47,312,830.80/x
  3. Step 3: Cross multiply
    50,288,900.40x = 75,433,350.60 × 47,312,830.80
  4. Step 4: Simplify right side
    50,288,900.40x = 3,568,965,353,614,878
  5. Step 5: Solve for x
    x = 3,568,965,353,614,878/50,288,900.40
  6. Step 6: Final answer
    x = 70,969,246.20

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1.5x scale

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.