Home / 111,427,259,005.16-167,166,709,497.18-31,839,845,272.68

Finding the Fourth Proportional to 111,427,259,005.16, 167,166,709,497.18 and 31,839,845,272.68

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Solution

The fourth proportional to 111,427,259,005.16, 167,166,709,497.18 and 31,839,845,272.68 is: 47,767,146,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,427,259,005.16 : 167,166,709,497.18 = 31,839,845,272.68 : x
  2. Step 2: Convert to fraction form
    111,427,259,005.16/167,166,709,497.18 = 31,839,845,272.68/x
  3. Step 3: Cross multiply
    111,427,259,005.16x = 167,166,709,497.18 × 31,839,845,272.68
  4. Step 4: Simplify right side
    111,427,259,005.16x = 5,322,562,165,133,257,211,904
  5. Step 5: Solve for x
    x = 5,322,562,165,133,257,211,904/111,427,259,005.16
  6. Step 6: Final answer
    x = 47,767,146,142.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.