Home / 161,764,297,415.72-242,646,446,123.60-67,504,892,442.03

Finding the Fourth Proportional to 161,764,297,415.72, 242,646,446,123.60 and 67,504,892,442.03

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Solution

The fourth proportional to 161,764,297,415.72, 242,646,446,123.60 and 67,504,892,442.03 is: 101,257,338,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764,297,415.72 : 242,646,446,123.60 = 67,504,892,442.03 : x
  2. Step 2: Convert to fraction form
    161,764,297,415.72/242,646,446,123.60 = 67,504,892,442.03/x
  3. Step 3: Cross multiply
    161,764,297,415.72x = 242,646,446,123.60 × 67,504,892,442.03
  4. Step 4: Simplify right side
    161,764,297,415.72x = 16,379,822,247,014,444,302,336
  5. Step 5: Solve for x
    x = 16,379,822,247,014,444,302,336/161,764,297,415.72
  6. Step 6: Final answer
    x = 101,257,338,663.05

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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.