Home / 170,620,318.32-235,462,715.04-100,046,119.92

Finding the Fourth Proportional to 170,620,318.32, 235,462,715.04 and 100,046,119.92

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Solution

The fourth proportional to 170,620,318.32, 235,462,715.04 and 100,046,119.92 is: 138,067,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,620,318.32 : 235,462,715.04 = 100,046,119.92 : x
  2. Step 2: Convert to fraction form
    170,620,318.32/235,462,715.04 = 100,046,119.92/x
  3. Step 3: Cross multiply
    170,620,318.32x = 235,462,715.04 × 100,046,119.92
  4. Step 4: Simplify right side
    170,620,318.32x = 23,557,131,025,580,628
  5. Step 5: Solve for x
    x = 23,557,131,025,580,628/170,620,318.32
  6. Step 6: Final answer
    x = 138,067,559.93

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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.