Home / 105,180,928.92-157,788,346.74-32,397,675.78

Finding the Fourth Proportional to 105,180,928.92, 157,788,346.74 and 32,397,675.78

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Solution

The fourth proportional to 105,180,928.92, 157,788,346.74 and 32,397,675.78 is: 48,601,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,180,928.92 : 157,788,346.74 = 32,397,675.78 : x
  2. Step 2: Convert to fraction form
    105,180,928.92/157,788,346.74 = 32,397,675.78/x
  3. Step 3: Cross multiply
    105,180,928.92x = 157,788,346.74 × 32,397,675.78
  4. Step 4: Simplify right side
    105,180,928.92x = 5,111,975,699,544,740
  5. Step 5: Solve for x
    x = 5,111,975,699,544,740/105,180,928.92
  6. Step 6: Final answer
    x = 48,601,735.62

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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.