Home / 221,174,044,568.01-331,776,049,134.60-77,735,634,056.78

Finding the Fourth Proportional to 221,174,044,568.01, 331,776,049,134.60 and 77,735,634,056.78

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Solution

The fourth proportional to 221,174,044,568.01, 331,776,049,134.60 and 77,735,634,056.78 is: 116,608,716,880.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,174,044,568.01 : 331,776,049,134.60 = 77,735,634,056.78 : x
  2. Step 2: Convert to fraction form
    221,174,044,568.01/331,776,049,134.60 = 77,735,634,056.78/x
  3. Step 3: Cross multiply
    221,174,044,568.01x = 331,776,049,134.60 × 77,735,634,056.78
  4. Step 4: Simplify right side
    221,174,044,568.01x = 25,790,821,544,329,864,019,968
  5. Step 5: Solve for x
    x = 25,790,821,544,329,864,019,968/221,174,044,568.01
  6. Step 6: Final answer
    x = 116,608,716,880.43

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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.