Home / 328,716,222.12-453,619,704.60-187,584,913.08

Finding the Fourth Proportional to 328,716,222.12, 453,619,704.60 and 187,584,913.08

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Solution

The fourth proportional to 328,716,222.12, 453,619,704.60 and 187,584,913.08 is: 258,862,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,716,222.12 : 453,619,704.60 = 187,584,913.08 : x
  2. Step 2: Convert to fraction form
    328,716,222.12/453,619,704.60 = 187,584,913.08/x
  3. Step 3: Cross multiply
    328,716,222.12x = 453,619,704.60 × 187,584,913.08
  4. Step 4: Simplify right side
    328,716,222.12x = 85,092,212,858,766,288
  5. Step 5: Solve for x
    x = 85,092,212,858,766,288/328,716,222.12
  6. Step 6: Final answer
    x = 258,862,225.63

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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.