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Finding the Fourth Proportional to 79,798,398.32, 110,119,590.24 and 44,990,786.72

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Solution

The fourth proportional to 79,798,398.32, 110,119,590.24 and 44,990,786.72 is: 62,086,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,798,398.32 : 110,119,590.24 = 44,990,786.72 : x
  2. Step 2: Convert to fraction form
    79,798,398.32/110,119,590.24 = 44,990,786.72/x
  3. Step 3: Cross multiply
    79,798,398.32x = 110,119,590.24 × 44,990,786.72
  4. Step 4: Simplify right side
    79,798,398.32x = 4,954,366,998,181,633
  5. Step 5: Solve for x
    x = 4,954,366,998,181,633/79,798,398.32
  6. Step 6: Final answer
    x = 62,086,045.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.