Home / 104,521,376.96-156,771,928.92-31,738,788.08

Finding the Fourth Proportional to 104,521,376.96, 156,771,928.92 and 31,738,788.08

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Solution

The fourth proportional to 104,521,376.96, 156,771,928.92 and 31,738,788.08 is: 47,605,104.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,521,376.96 : 156,771,928.92 = 31,738,788.08 : x
  2. Step 2: Convert to fraction form
    104,521,376.96/156,771,928.92 = 31,738,788.08/x
  3. Step 3: Cross multiply
    104,521,376.96x = 156,771,928.92 × 31,738,788.08
  4. Step 4: Simplify right side
    104,521,376.96x = 4,975,751,028,884,703
  5. Step 5: Solve for x
    x = 4,975,751,028,884,703/104,521,376.96
  6. Step 6: Final answer
    x = 47,605,104.08

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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.