Home / 89,441,704.32-123,428,809.92-50,283,655.68

Finding the Fourth Proportional to 89,441,704.32, 123,428,809.92 and 50,283,655.68

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Solution

The fourth proportional to 89,441,704.32, 123,428,809.92 and 50,283,655.68 is: 69,391,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441,704.32 : 123,428,809.92 = 50,283,655.68 : x
  2. Step 2: Convert to fraction form
    89,441,704.32/123,428,809.92 = 50,283,655.68/x
  3. Step 3: Cross multiply
    89,441,704.32x = 123,428,809.92 × 50,283,655.68
  4. Step 4: Simplify right side
    89,441,704.32x = 6,206,451,779,009,448
  5. Step 5: Solve for x
    x = 6,206,451,779,009,448/89,441,704.32
  6. Step 6: Final answer
    x = 69,391,027.67

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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.