Home / 661,384,501,876.30-992,181,356,318.55-236,903,368,898.61

Finding the Fourth Proportional to 661,384,501,876.30, 992,181,356,318.55 and 236,903,368,898.61

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Solution

The fourth proportional to 661,384,501,876.30, 992,181,356,318.55 and 236,903,368,898.61 is: 355,392,521,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,384,501,876.30 : 992,181,356,318.55 = 236,903,368,898.61 : x
  2. Step 2: Convert to fraction form
    661,384,501,876.30/992,181,356,318.55 = 236,903,368,898.61/x
  3. Step 3: Cross multiply
    661,384,501,876.30x = 992,181,356,318.55 × 236,903,368,898.61
  4. Step 4: Simplify right side
    661,384,501,876.30x = 235,051,105,870,256,655,040,512
  5. Step 5: Solve for x
    x = 235,051,105,870,256,655,040,512/661,384,501,876.30
  6. Step 6: Final answer
    x = 355,392,521,601.93

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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.