Home / 189,850,109.12-284,775,630.40-53,536,207.04

Finding the Fourth Proportional to 189,850,109.12, 284,775,630.40 and 53,536,207.04

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Solution

The fourth proportional to 189,850,109.12, 284,775,630.40 and 53,536,207.04 is: 80,304,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,850,109.12 : 284,775,630.40 = 53,536,207.04 : x
  2. Step 2: Convert to fraction form
    189,850,109.12/284,775,630.40 = 53,536,207.04/x
  3. Step 3: Cross multiply
    189,850,109.12x = 284,775,630.40 × 53,536,207.04
  4. Step 4: Simplify right side
    189,850,109.12x = 15,245,807,109,040,916
  5. Step 5: Solve for x
    x = 15,245,807,109,040,916/189,850,109.12
  6. Step 6: Final answer
    x = 80,304,442.17

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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.