Home / 129,924,000.30-194,886,000.45-39,047,589.30

Finding the Fourth Proportional to 129,924,000.30, 194,886,000.45 and 39,047,589.30

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Solution

The fourth proportional to 129,924,000.30, 194,886,000.45 and 39,047,589.30 is: 58,571,383.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,924,000.30 : 194,886,000.45 = 39,047,589.30 : x
  2. Step 2: Convert to fraction form
    129,924,000.30/194,886,000.45 = 39,047,589.30/x
  3. Step 3: Cross multiply
    129,924,000.30x = 194,886,000.45 × 39,047,589.30
  4. Step 4: Simplify right side
    129,924,000.30x = 7,609,828,505,891,214
  5. Step 5: Solve for x
    x = 7,609,828,505,891,214/129,924,000.30
  6. Step 6: Final answer
    x = 58,571,383.95

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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.