Home / 104,237,821.84-156,357,936.44-31,455,232.96

Finding the Fourth Proportional to 104,237,821.84, 156,357,936.44 and 31,455,232.96

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Solution

The fourth proportional to 104,237,821.84, 156,357,936.44 and 31,455,232.96 is: 47,183,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,237,821.84 : 156,357,936.44 = 31,455,232.96 : x
  2. Step 2: Convert to fraction form
    104,237,821.84/156,357,936.44 = 31,455,232.96/x
  3. Step 3: Cross multiply
    104,237,821.84x = 156,357,936.44 × 31,455,232.96
  4. Step 4: Simplify right side
    104,237,821.84x = 4,918,275,315,865,073
  5. Step 5: Solve for x
    x = 4,918,275,315,865,073/104,237,821.84
  6. Step 6: Final answer
    x = 47,183,212.67

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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.