Home / 503,848,148,909.04-756,310,052,572.79-217,147,693,121.91

Finding the Fourth Proportional to 503,848,148,909.04, 756,310,052,572.79 and 217,147,693,121.91

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Solution

The fourth proportional to 503,848,148,909.04, 756,310,052,572.79 and 217,147,693,121.91 is: 325,953,332,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,848,148,909.04 : 756,310,052,572.79 = 217,147,693,121.91 : x
  2. Step 2: Convert to fraction form
    503,848,148,909.04/756,310,052,572.79 = 217,147,693,121.91/x
  3. Step 3: Cross multiply
    503,848,148,909.04x = 756,310,052,572.79 × 217,147,693,121.91
  4. Step 4: Simplify right side
    503,848,148,909.04x = 164,230,983,201,091,835,920,384
  5. Step 5: Solve for x
    x = 164,230,983,201,091,835,920,384/503,848,148,909.04
  6. Step 6: Final answer
    x = 325,953,332,480.62

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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.