Home / 22,146,797,669.52-30,562,771,346.32-12,631,831,172.24

Finding the Fourth Proportional to 22,146,797,669.52, 30,562,771,346.32 and 12,631,831,172.24

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Solution

The fourth proportional to 22,146,797,669.52, 30,562,771,346.32 and 12,631,831,172.24 is: 17,432,035,708.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,797,669.52 : 30,562,771,346.32 = 12,631,831,172.24 : x
  2. Step 2: Convert to fraction form
    22,146,797,669.52/30,562,771,346.32 = 12,631,831,172.24/x
  3. Step 3: Cross multiply
    22,146,797,669.52x = 30,562,771,346.32 × 12,631,831,172.24
  4. Step 4: Simplify right side
    22,146,797,669.52x = 386,063,767,802,488,422,400
  5. Step 5: Solve for x
    x = 386,063,767,802,488,422,400/22,146,797,669.52
  6. Step 6: Final answer
    x = 17,432,035,708.43

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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.