Home / 187,216,832,766.30-280,875,916,525.42-133,501,829,516.43

Finding the Fourth Proportional to 187,216,832,766.30, 280,875,916,525.42 and 133,501,829,516.43

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Solution

The fourth proportional to 187,216,832,766.30, 280,875,916,525.42 and 133,501,829,516.43 is: 200,288,874,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216,832,766.30 : 280,875,916,525.42 = 133,501,829,516.43 : x
  2. Step 2: Convert to fraction form
    187,216,832,766.30/280,875,916,525.42 = 133,501,829,516.43/x
  3. Step 3: Cross multiply
    187,216,832,766.30x = 280,875,916,525.42 × 133,501,829,516.43
  4. Step 4: Simplify right side
    187,216,832,766.30x = 37,497,448,723,247,639,035,904
  5. Step 5: Solve for x
    x = 37,497,448,723,247,639,035,904/187,216,832,766.30
  6. Step 6: Final answer
    x = 200,288,874,505.51

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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.