Home / 48,899,154.80-73,348,732.20-45,203,999.60

Finding the Fourth Proportional to 48,899,154.80, 73,348,732.20 and 45,203,999.60

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Solution

The fourth proportional to 48,899,154.80, 73,348,732.20 and 45,203,999.60 is: 67,805,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,899,154.80 : 73,348,732.20 = 45,203,999.60 : x
  2. Step 2: Convert to fraction form
    48,899,154.80/73,348,732.20 = 45,203,999.60/x
  3. Step 3: Cross multiply
    48,899,154.80x = 73,348,732.20 × 45,203,999.60
  4. Step 4: Simplify right side
    48,899,154.80x = 3,315,656,061,029,307.50
  5. Step 5: Solve for x
    x = 3,315,656,061,029,307.50/48,899,154.80
  6. Step 6: Final answer
    x = 67,805,999.40

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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.