Home / 125,882,543,231.46-173,735,628,516.40-80,142,207,618.06

Finding the Fourth Proportional to 125,882,543,231.46, 173,735,628,516.40 and 80,142,207,618.06

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Solution

The fourth proportional to 125,882,543,231.46, 173,735,628,516.40 and 80,142,207,618.06 is: 110,607,527,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,882,543,231.46 : 173,735,628,516.40 = 80,142,207,618.06 : x
  2. Step 2: Convert to fraction form
    125,882,543,231.46/173,735,628,516.40 = 80,142,207,618.06/x
  3. Step 3: Cross multiply
    125,882,543,231.46x = 173,735,628,516.40 × 80,142,207,618.06
  4. Step 4: Simplify right side
    125,882,543,231.46x = 13,923,556,811,215,472,689,152
  5. Step 5: Solve for x
    x = 13,923,556,811,215,472,689,152/125,882,543,231.46
  6. Step 6: Final answer
    x = 110,607,527,094.64

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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.