Home / 426,527,120.64-588,608,227.29-238,355,415.84

Finding the Fourth Proportional to 426,527,120.64, 588,608,227.29 and 238,355,415.84

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Solution

The fourth proportional to 426,527,120.64, 588,608,227.29 and 238,355,415.84 is: 328,930,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,527,120.64 : 588,608,227.29 = 238,355,415.84 : x
  2. Step 2: Convert to fraction form
    426,527,120.64/588,608,227.29 = 238,355,415.84/x
  3. Step 3: Cross multiply
    426,527,120.64x = 588,608,227.29 × 238,355,415.84
  4. Step 4: Simplify right side
    426,527,120.64x = 140,297,958,782,553,184
  5. Step 5: Solve for x
    x = 140,297,958,782,553,184/426,527,120.64
  6. Step 6: Final answer
    x = 328,930,921.37

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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.