Home / 168,492,706.20-252,739,059.30-149,360,830.20

Finding the Fourth Proportional to 168,492,706.20, 252,739,059.30 and 149,360,830.20

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Solution

The fourth proportional to 168,492,706.20, 252,739,059.30 and 149,360,830.20 is: 224,041,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,492,706.20 : 252,739,059.30 = 149,360,830.20 : x
  2. Step 2: Convert to fraction form
    168,492,706.20/252,739,059.30 = 149,360,830.20/x
  3. Step 3: Cross multiply
    168,492,706.20x = 252,739,059.30 × 149,360,830.20
  4. Step 4: Simplify right side
    168,492,706.20x = 37,749,315,721,015,032
  5. Step 5: Solve for x
    x = 37,749,315,721,015,032/168,492,706.20
  6. Step 6: Final answer
    x = 224,041,245.30

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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.