Home / 206,734,671.40-285,280,991.94-113,909,984.68

Finding the Fourth Proportional to 206,734,671.40, 285,280,991.94 and 113,909,984.68

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Solution

The fourth proportional to 206,734,671.40, 285,280,991.94 and 113,909,984.68 is: 157,188,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,734,671.40 : 285,280,991.94 = 113,909,984.68 : x
  2. Step 2: Convert to fraction form
    206,734,671.40/285,280,991.94 = 113,909,984.68/x
  3. Step 3: Cross multiply
    206,734,671.40x = 285,280,991.94 × 113,909,984.68
  4. Step 4: Simplify right side
    206,734,671.40x = 32,496,353,421,380,604
  5. Step 5: Solve for x
    x = 32,496,353,421,380,604/206,734,671.40
  6. Step 6: Final answer
    x = 157,188,696.03

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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.