Home / 168,446,720.80-252,670,081.20-161,750,564.20

Finding the Fourth Proportional to 168,446,720.80, 252,670,081.20 and 161,750,564.20

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Solution

The fourth proportional to 168,446,720.80, 252,670,081.20 and 161,750,564.20 is: 242,625,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,446,720.80 : 252,670,081.20 = 161,750,564.20 : x
  2. Step 2: Convert to fraction form
    168,446,720.80/252,670,081.20 = 161,750,564.20/x
  3. Step 3: Cross multiply
    168,446,720.80x = 252,670,081.20 × 161,750,564.20
  4. Step 4: Simplify right side
    168,446,720.80x = 40,869,528,190,559,808
  5. Step 5: Solve for x
    x = 40,869,528,190,559,808/168,446,720.80
  6. Step 6: Final answer
    x = 242,625,846.30

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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.