Home / 89,505,187.92-123,482,180.16-50,337,981.36

Finding the Fourth Proportional to 89,505,187.92, 123,482,180.16 and 50,337,981.36

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Solution

The fourth proportional to 89,505,187.92, 123,482,180.16 and 50,337,981.36 is: 69,446,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,505,187.92 : 123,482,180.16 = 50,337,981.36 : x
  2. Step 2: Convert to fraction form
    89,505,187.92/123,482,180.16 = 50,337,981.36/x
  3. Step 3: Cross multiply
    89,505,187.92x = 123,482,180.16 × 50,337,981.36
  4. Step 4: Simplify right side
    89,505,187.92x = 6,215,843,683,186,242
  5. Step 5: Solve for x
    x = 6,215,843,683,186,242/89,505,187.92
  6. Step 6: Final answer
    x = 69,446,741.89

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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.