Home / 168,127,234.20-252,226,280.70-53,123,401.80

Finding the Fourth Proportional to 168,127,234.20, 252,226,280.70 and 53,123,401.80

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Solution

The fourth proportional to 168,127,234.20, 252,226,280.70 and 53,123,401.80 is: 79,696,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,127,234.20 : 252,226,280.70 = 53,123,401.80 : x
  2. Step 2: Convert to fraction form
    168,127,234.20/252,226,280.70 = 53,123,401.80/x
  3. Step 3: Cross multiply
    168,127,234.20x = 252,226,280.70 × 53,123,401.80
  4. Step 4: Simplify right side
    168,127,234.20x = 13,399,118,054,145,684
  5. Step 5: Solve for x
    x = 13,399,118,054,145,684/168,127,234.20
  6. Step 6: Final answer
    x = 79,696,297.38

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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.