Home / 544,553,447.20-816,904,820.40-181,009,895.20

Finding the Fourth Proportional to 544,553,447.20, 816,904,820.40 and 181,009,895.20

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Solution

The fourth proportional to 544,553,447.20, 816,904,820.40 and 181,009,895.20 is: 271,539,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,553,447.20 : 816,904,820.40 = 181,009,895.20 : x
  2. Step 2: Convert to fraction form
    544,553,447.20/816,904,820.40 = 181,009,895.20/x
  3. Step 3: Cross multiply
    544,553,447.20x = 816,904,820.40 × 181,009,895.20
  4. Step 4: Simplify right side
    544,553,447.20x = 147,867,855,928,978,816
  5. Step 5: Solve for x
    x = 147,867,855,928,978,816/544,553,447.20
  6. Step 6: Final answer
    x = 271,539,656.37

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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.