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Finding the Fourth Proportional to 73,446,292.80, 110,173,586.40 and 22,329,979.20

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Solution

The fourth proportional to 73,446,292.80, 110,173,586.40 and 22,329,979.20 is: 33,496,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,446,292.80 : 110,173,586.40 = 22,329,979.20 : x
  2. Step 2: Convert to fraction form
    73,446,292.80/110,173,586.40 = 22,329,979.20/x
  3. Step 3: Cross multiply
    73,446,292.80x = 110,173,586.40 × 22,329,979.20
  4. Step 4: Simplify right side
    73,446,292.80x = 2,460,173,892,701,403
  5. Step 5: Solve for x
    x = 2,460,173,892,701,403/73,446,292.80
  6. Step 6: Final answer
    x = 33,496,229.68

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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.