Home / 15,394,885,074,222-21,246,762,707,006-9,144,774,787,933.20

Finding the Fourth Proportional to 15,394,885,074,222, 21,246,762,707,006 and 9,144,774,787,933.20

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Solution

The fourth proportional to 15,394,885,074,222, 21,246,762,707,006 and 9,144,774,787,933.20 is: 12,620,871,087,473.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,885,074,222 : 21,246,762,707,006 = 9,144,774,787,933.20 : x
  2. Step 2: Convert to fraction form
    15,394,885,074,222/21,246,762,707,006 = 9,144,774,787,933.20/x
  3. Step 3: Cross multiply
    15,394,885,074,222x = 21,246,762,707,006 × 9,144,774,787,933.20
  4. Step 4: Simplify right side
    15,394,885,074,222x = 194,296,859,928,227,816,220,393,472
  5. Step 5: Solve for x
    x = 194,296,859,928,227,816,220,393,472/15,394,885,074,222
  6. Step 6: Final answer
    x = 12,620,871,087,473.63

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.