Home / 15,394,885,074,227-21,246,762,707,011-9,144,774,787,938.20

Finding the Fourth Proportional to 15,394,885,074,227, 21,246,762,707,011 and 9,144,774,787,938.20

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Solution

The fourth proportional to 15,394,885,074,227, 21,246,762,707,011 and 9,144,774,787,938.20 is: 12,620,871,087,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,885,074,227 : 21,246,762,707,011 = 9,144,774,787,938.20 : x
  2. Step 2: Convert to fraction form
    15,394,885,074,227/21,246,762,707,011 = 9,144,774,787,938.20/x
  3. Step 3: Cross multiply
    15,394,885,074,227x = 21,246,762,707,011 × 9,144,774,787,938.20
  4. Step 4: Simplify right side
    15,394,885,074,227x = 194,296,859,928,379,754,983,456,768
  5. Step 5: Solve for x
    x = 194,296,859,928,379,754,983,456,768/15,394,885,074,227
  6. Step 6: Final answer
    x = 12,620,871,087,479.40

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Double scale
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1.5x scale

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.