Home / 89,844,539.56-123,991,133.88-50,672,023.72

Finding the Fourth Proportional to 89,844,539.56, 123,991,133.88 and 50,672,023.72

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Solution

The fourth proportional to 89,844,539.56, 123,991,133.88 and 50,672,023.72 is: 69,930,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,844,539.56 : 123,991,133.88 = 50,672,023.72 : x
  2. Step 2: Convert to fraction form
    89,844,539.56/123,991,133.88 = 50,672,023.72/x
  3. Step 3: Cross multiply
    89,844,539.56x = 123,991,133.88 × 50,672,023.72
  4. Step 4: Simplify right side
    89,844,539.56x = 6,282,881,677,037,055
  5. Step 5: Solve for x
    x = 6,282,881,677,037,055/89,844,539.56
  6. Step 6: Final answer
    x = 69,930,590.19

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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.