Home / 131,926,049.28-197,890,597.44-39,810,585.42

Finding the Fourth Proportional to 131,926,049.28, 197,890,597.44 and 39,810,585.42

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Solution

The fourth proportional to 131,926,049.28, 197,890,597.44 and 39,810,585.42 is: 59,716,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,926,049.28 : 197,890,597.44 = 39,810,585.42 : x
  2. Step 2: Convert to fraction form
    131,926,049.28/197,890,597.44 = 39,810,585.42/x
  3. Step 3: Cross multiply
    131,926,049.28x = 197,890,597.44 × 39,810,585.42
  4. Step 4: Simplify right side
    131,926,049.28x = 7,878,140,533,199,954
  5. Step 5: Solve for x
    x = 7,878,140,533,199,954/131,926,049.28
  6. Step 6: Final answer
    x = 59,716,337.87

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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.