Home / 159,099,314.15-238,579,403.52-80,267,324.51

Finding the Fourth Proportional to 159,099,314.15, 238,579,403.52 and 80,267,324.51

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Solution

The fourth proportional to 159,099,314.15, 238,579,403.52 and 80,267,324.51 is: 120,365,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,099,314.15 : 238,579,403.52 = 80,267,324.51 : x
  2. Step 2: Convert to fraction form
    159,099,314.15/238,579,403.52 = 80,267,324.51/x
  3. Step 3: Cross multiply
    159,099,314.15x = 238,579,403.52 × 80,267,324.51
  4. Step 4: Simplify right side
    159,099,314.15x = 19,150,130,403,742,080
  5. Step 5: Solve for x
    x = 19,150,130,403,742,080/159,099,314.15
  6. Step 6: Final answer
    x = 120,365,889.11

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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.