Home / 222,942,665.60-334,413,998.40-145,458,567.80

Finding the Fourth Proportional to 222,942,665.60, 334,413,998.40 and 145,458,567.80

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Solution

The fourth proportional to 222,942,665.60, 334,413,998.40 and 145,458,567.80 is: 218,187,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,942,665.60 : 334,413,998.40 = 145,458,567.80 : x
  2. Step 2: Convert to fraction form
    222,942,665.60/334,413,998.40 = 145,458,567.80/x
  3. Step 3: Cross multiply
    222,942,665.60x = 334,413,998.40 × 145,458,567.80
  4. Step 4: Simplify right side
    222,942,665.60x = 48,643,381,259,535,496
  5. Step 5: Solve for x
    x = 48,643,381,259,535,496/222,942,665.60
  6. Step 6: Final answer
    x = 218,187,851.70

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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.