Home / 97,210,378.70-145,647,606.45-82,093,834.70

Finding the Fourth Proportional to 97,210,378.70, 145,647,606.45 and 82,093,834.70

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Solution

The fourth proportional to 97,210,378.70, 145,647,606.45 and 82,093,834.70 is: 122,998,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,210,378.70 : 145,647,606.45 = 82,093,834.70 : x
  2. Step 2: Convert to fraction form
    97,210,378.70/145,647,606.45 = 82,093,834.70/x
  3. Step 3: Cross multiply
    97,210,378.70x = 145,647,606.45 × 82,093,834.70
  4. Step 4: Simplify right side
    97,210,378.70x = 11,956,770,528,356,954
  5. Step 5: Solve for x
    x = 11,956,770,528,356,954/97,210,378.70
  6. Step 6: Final answer
    x = 122,998,909.05

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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.