Home / 53,919,503.40-80,879,255.10-30,961,252.20

Finding the Fourth Proportional to 53,919,503.40, 80,879,255.10 and 30,961,252.20

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Solution

The fourth proportional to 53,919,503.40, 80,879,255.10 and 30,961,252.20 is: 46,441,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,503.40 : 80,879,255.10 = 30,961,252.20 : x
  2. Step 2: Convert to fraction form
    53,919,503.40/80,879,255.10 = 30,961,252.20/x
  3. Step 3: Cross multiply
    53,919,503.40x = 80,879,255.10 × 30,961,252.20
  4. Step 4: Simplify right side
    53,919,503.40x = 2,504,123,014,899,236
  5. Step 5: Solve for x
    x = 2,504,123,014,899,236/53,919,503.40
  6. Step 6: Final answer
    x = 46,441,878.30

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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.