Home / 1,217,217,550.12-1,825,902,064.76-440,869,936.89

Finding the Fourth Proportional to 1,217,217,550.12, 1,825,902,064.76 and 440,869,936.89

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Solution

The fourth proportional to 1,217,217,550.12, 1,825,902,064.76 and 440,869,936.89 is: 661,332,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,217,550.12 : 1,825,902,064.76 = 440,869,936.89 : x
  2. Step 2: Convert to fraction form
    1,217,217,550.12/1,825,902,064.76 = 440,869,936.89/x
  3. Step 3: Cross multiply
    1,217,217,550.12x = 1,825,902,064.76 × 440,869,936.89
  4. Step 4: Simplify right side
    1,217,217,550.12x = 804,985,328,058,061,824
  5. Step 5: Solve for x
    x = 804,985,328,058,061,824/1,217,217,550.12
  6. Step 6: Final answer
    x = 661,332,337.82

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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.