Home / 15,394,885,074,219-21,246,762,707,002-9,144,774,787,930.20

Finding the Fourth Proportional to 15,394,885,074,219, 21,246,762,707,002 and 9,144,774,787,930.20

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Solution

The fourth proportional to 15,394,885,074,219, 21,246,762,707,002 and 9,144,774,787,930.20 is: 12,620,871,087,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,885,074,219 : 21,246,762,707,002 = 9,144,774,787,930.20 : x
  2. Step 2: Convert to fraction form
    15,394,885,074,219/21,246,762,707,002 = 9,144,774,787,930.20/x
  3. Step 3: Cross multiply
    15,394,885,074,219x = 21,246,762,707,002 × 9,144,774,787,930.20
  4. Step 4: Simplify right side
    15,394,885,074,219x = 194,296,859,928,127,485,784,358,912
  5. Step 5: Solve for x
    x = 194,296,859,928,127,485,784,358,912/15,394,885,074,219
  6. Step 6: Final answer
    x = 12,620,871,087,469.58

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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.