Home / 246,190,428.96-339,709,511.88-140,357,496.72

Finding the Fourth Proportional to 246,190,428.96, 339,709,511.88 and 140,357,496.72

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Solution

The fourth proportional to 246,190,428.96, 339,709,511.88 and 140,357,496.72 is: 193,674,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,190,428.96 : 339,709,511.88 = 140,357,496.72 : x
  2. Step 2: Convert to fraction form
    246,190,428.96/339,709,511.88 = 140,357,496.72/x
  3. Step 3: Cross multiply
    246,190,428.96x = 339,709,511.88 × 140,357,496.72
  4. Step 4: Simplify right side
    246,190,428.96x = 47,680,776,699,449,896
  5. Step 5: Solve for x
    x = 47,680,776,699,449,896/246,190,428.96
  6. Step 6: Final answer
    x = 193,674,371.91

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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.