Home / 168,000,025.80-252,000,038.70-156,520,900.20

Finding the Fourth Proportional to 168,000,025.80, 252,000,038.70 and 156,520,900.20

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Solution

The fourth proportional to 168,000,025.80, 252,000,038.70 and 156,520,900.20 is: 234,781,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000,025.80 : 252,000,038.70 = 156,520,900.20 : x
  2. Step 2: Convert to fraction form
    168,000,025.80/252,000,038.70 = 156,520,900.20/x
  3. Step 3: Cross multiply
    168,000,025.80x = 252,000,038.70 × 156,520,900.20
  4. Step 4: Simplify right side
    168,000,025.80x = 39,443,272,907,758,832
  5. Step 5: Solve for x
    x = 39,443,272,907,758,832/168,000,025.80
  6. Step 6: Final answer
    x = 234,781,350.30

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1.5x scale

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.