Home / 321,022,055.80-481,548,830.10-167,967,047.80

Finding the Fourth Proportional to 321,022,055.80, 481,548,830.10 and 167,967,047.80

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Solution

The fourth proportional to 321,022,055.80, 481,548,830.10 and 167,967,047.80 is: 251,958,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,022,055.80 : 481,548,830.10 = 167,967,047.80 : x
  2. Step 2: Convert to fraction form
    321,022,055.80/481,548,830.10 = 167,967,047.80/x
  3. Step 3: Cross multiply
    321,022,055.80x = 481,548,830.10 × 167,967,047.80
  4. Step 4: Simplify right side
    321,022,055.80x = 80,884,335,363,440,784
  5. Step 5: Solve for x
    x = 80,884,335,363,440,784/321,022,055.80
  6. Step 6: Final answer
    x = 251,958,810.62

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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.