Home / 13,161,462,633.16-19,605,401,025.23-12,448,594,761.64

Finding the Fourth Proportional to 13,161,462,633.16, 19,605,401,025.23 and 12,448,594,761.64

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Solution

The fourth proportional to 13,161,462,633.16, 19,605,401,025.23 and 12,448,594,761.64 is: 18,543,508,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,462,633.16 : 19,605,401,025.23 = 12,448,594,761.64 : x
  2. Step 2: Convert to fraction form
    13,161,462,633.16/19,605,401,025.23 = 12,448,594,761.64/x
  3. Step 3: Cross multiply
    13,161,462,633.16x = 19,605,401,025.23 × 12,448,594,761.64
  4. Step 4: Simplify right side
    13,161,462,633.16x = 244,059,692,502,529,638,400
  5. Step 5: Solve for x
    x = 244,059,692,502,529,638,400/13,161,462,633.16
  6. Step 6: Final answer
    x = 18,543,508,370.23

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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.