Home / 259,686,163.80-390,096,116.10-183,158,659.80

Finding the Fourth Proportional to 259,686,163.80, 390,096,116.10 and 183,158,659.80

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Solution

The fourth proportional to 259,686,163.80, 390,096,116.10 and 183,158,659.80 is: 275,137,807.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,686,163.80 : 390,096,116.10 = 183,158,659.80 : x
  2. Step 2: Convert to fraction form
    259,686,163.80/390,096,116.10 = 183,158,659.80/x
  3. Step 3: Cross multiply
    259,686,163.80x = 390,096,116.10 × 183,158,659.80
  4. Step 4: Simplify right side
    259,686,163.80x = 71,449,481,818,061,208
  5. Step 5: Solve for x
    x = 71,449,481,818,061,208/259,686,163.80
  6. Step 6: Final answer
    x = 275,137,807.78

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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.