Home / 161,764,297,404.60-242,646,446,106.90-67,504,892,430.90

Finding the Fourth Proportional to 161,764,297,404.60, 242,646,446,106.90 and 67,504,892,430.90

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Solution

The fourth proportional to 161,764,297,404.60, 242,646,446,106.90 and 67,504,892,430.90 is: 101,257,338,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764,297,404.60 : 242,646,446,106.90 = 67,504,892,430.90 : x
  2. Step 2: Convert to fraction form
    161,764,297,404.60/242,646,446,106.90 = 67,504,892,430.90/x
  3. Step 3: Cross multiply
    161,764,297,404.60x = 242,646,446,106.90 × 67,504,892,430.90
  4. Step 4: Simplify right side
    161,764,297,404.60x = 16,379,822,243,186,458,230,784
  5. Step 5: Solve for x
    x = 16,379,822,243,186,458,230,784/161,764,297,404.60
  6. Step 6: Final answer
    x = 101,257,338,646.35

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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.