Home / 131,557,638.31-197,268,462.58-57,751,210.15

Finding the Fourth Proportional to 131,557,638.31, 197,268,462.58 and 57,751,210.15

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Solution

The fourth proportional to 131,557,638.31, 197,268,462.58 and 57,751,210.15 is: 86,596,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,557,638.31 : 197,268,462.58 = 57,751,210.15 : x
  2. Step 2: Convert to fraction form
    131,557,638.31/197,268,462.58 = 57,751,210.15/x
  3. Step 3: Cross multiply
    131,557,638.31x = 197,268,462.58 × 57,751,210.15
  4. Step 4: Simplify right side
    131,557,638.31x = 11,392,492,438,424,992
  5. Step 5: Solve for x
    x = 11,392,492,438,424,992/131,557,638.31
  6. Step 6: Final answer
    x = 86,596,966.81

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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.