Home / 328,716,147.17-453,619,600.85-187,584,837.98

Finding the Fourth Proportional to 328,716,147.17, 453,619,600.85 and 187,584,837.98

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Solution

The fourth proportional to 328,716,147.17, 453,619,600.85 and 187,584,837.98 is: 258,862,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,716,147.17 : 453,619,600.85 = 187,584,837.98 : x
  2. Step 2: Convert to fraction form
    328,716,147.17/453,619,600.85 = 187,584,837.98/x
  3. Step 3: Cross multiply
    328,716,147.17x = 453,619,600.85 × 187,584,837.98
  4. Step 4: Simplify right side
    328,716,147.17x = 85,092,159,326,793,504
  5. Step 5: Solve for x
    x = 85,092,159,326,793,504/328,716,147.17
  6. Step 6: Final answer
    x = 258,862,121.81

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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.