Home / 13,161,462,630.66-19,605,401,021.51-12,448,594,759.14

Finding the Fourth Proportional to 13,161,462,630.66, 19,605,401,021.51 and 12,448,594,759.14

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Solution

The fourth proportional to 13,161,462,630.66, 19,605,401,021.51 and 12,448,594,759.14 is: 18,543,508,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,462,630.66 : 19,605,401,021.51 = 12,448,594,759.14 : x
  2. Step 2: Convert to fraction form
    13,161,462,630.66/19,605,401,021.51 = 12,448,594,759.14/x
  3. Step 3: Cross multiply
    13,161,462,630.66x = 19,605,401,021.51 × 12,448,594,759.14
  4. Step 4: Simplify right side
    13,161,462,630.66x = 244,059,692,407,145,136,128
  5. Step 5: Solve for x
    x = 244,059,692,407,145,136,128/13,161,462,630.66
  6. Step 6: Final answer
    x = 18,543,508,366.51

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1.5x scale

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.