Home / 109,063,326.96-150,520,621.68-79,679,954.07

Finding the Fourth Proportional to 109,063,326.96, 150,520,621.68 and 79,679,954.07

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Solution

The fourth proportional to 109,063,326.96, 150,520,621.68 and 79,679,954.07 is: 109,968,002.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,063,326.96 : 150,520,621.68 = 79,679,954.07 : x
  2. Step 2: Convert to fraction form
    109,063,326.96/150,520,621.68 = 79,679,954.07/x
  3. Step 3: Cross multiply
    109,063,326.96x = 150,520,621.68 × 79,679,954.07
  4. Step 4: Simplify right side
    109,063,326.96x = 11,993,476,222,050,246
  5. Step 5: Solve for x
    x = 11,993,476,222,050,246/109,063,326.96
  6. Step 6: Final answer
    x = 109,968,002.59

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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.