Home / 133,007,070.80-199,400,014.20-56,388,933.20

Finding the Fourth Proportional to 133,007,070.80, 199,400,014.20 and 56,388,933.20

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Solution

The fourth proportional to 133,007,070.80, 199,400,014.20 and 56,388,933.20 is: 84,536,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,007,070.80 : 199,400,014.20 = 56,388,933.20 : x
  2. Step 2: Convert to fraction form
    133,007,070.80/199,400,014.20 = 56,388,933.20/x
  3. Step 3: Cross multiply
    133,007,070.80x = 199,400,014.20 × 56,388,933.20
  4. Step 4: Simplify right side
    133,007,070.80x = 11,243,954,080,802,852
  5. Step 5: Solve for x
    x = 11,243,954,080,802,852/133,007,070.80
  6. Step 6: Final answer
    x = 84,536,513.83

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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.