Home / 13,161,462,635.66-19,605,401,028.95-12,448,594,764.14

Finding the Fourth Proportional to 13,161,462,635.66, 19,605,401,028.95 and 12,448,594,764.14

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Solution

The fourth proportional to 13,161,462,635.66, 19,605,401,028.95 and 12,448,594,764.14 is: 18,543,508,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,462,635.66 : 19,605,401,028.95 = 12,448,594,764.14 : x
  2. Step 2: Convert to fraction form
    13,161,462,635.66/19,605,401,028.95 = 12,448,594,764.14/x
  3. Step 3: Cross multiply
    13,161,462,635.66x = 19,605,401,028.95 × 12,448,594,764.14
  4. Step 4: Simplify right side
    13,161,462,635.66x = 244,059,692,597,851,947,008
  5. Step 5: Solve for x
    x = 244,059,692,597,851,947,008/13,161,462,635.66
  6. Step 6: Final answer
    x = 18,543,508,373.95

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.