Home / 200,190,384.30-300,285,576.45-157,192,214.70

Finding the Fourth Proportional to 200,190,384.30, 300,285,576.45 and 157,192,214.70

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Solution

The fourth proportional to 200,190,384.30, 300,285,576.45 and 157,192,214.70 is: 235,788,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,190,384.30 : 300,285,576.45 = 157,192,214.70 : x
  2. Step 2: Convert to fraction form
    200,190,384.30/300,285,576.45 = 157,192,214.70/x
  3. Step 3: Cross multiply
    200,190,384.30x = 300,285,576.45 × 157,192,214.70
  4. Step 4: Simplify right side
    200,190,384.30x = 47,202,554,804,641,656
  5. Step 5: Solve for x
    x = 47,202,554,804,641,656/200,190,384.30
  6. Step 6: Final answer
    x = 235,788,322.05

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1.5x scale

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.