Home / 893,215,266.20-1,339,886,892.72-238,162,861.08

Finding the Fourth Proportional to 893,215,266.20, 1,339,886,892.72 and 238,162,861.08

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Solution

The fourth proportional to 893,215,266.20, 1,339,886,892.72 and 238,162,861.08 is: 357,261,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,215,266.20 : 1,339,886,892.72 = 238,162,861.08 : x
  2. Step 2: Convert to fraction form
    893,215,266.20/1,339,886,892.72 = 238,162,861.08/x
  3. Step 3: Cross multiply
    893,215,266.20x = 1,339,886,892.72 × 238,162,861.08
  4. Step 4: Simplify right side
    893,215,266.20x = 319,111,295,893,786,240
  5. Step 5: Solve for x
    x = 319,111,295,893,786,240/893,215,266.20
  6. Step 6: Final answer
    x = 357,261,354.53

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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.