Home / 133,808,518.21-184,720,635.27-89,739,396.58

Finding the Fourth Proportional to 133,808,518.21, 184,720,635.27 and 89,739,396.58

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Solution

The fourth proportional to 133,808,518.21, 184,720,635.27 and 89,739,396.58 is: 123,883,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,808,518.21 : 184,720,635.27 = 89,739,396.58 : x
  2. Step 2: Convert to fraction form
    133,808,518.21/184,720,635.27 = 89,739,396.58/x
  3. Step 3: Cross multiply
    133,808,518.21x = 184,720,635.27 × 89,739,396.58
  4. Step 4: Simplify right side
    133,808,518.21x = 16,576,718,345,004,066
  5. Step 5: Solve for x
    x = 16,576,718,345,004,066/133,808,518.21
  6. Step 6: Final answer
    x = 123,883,879.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.