Home / 86,147,519.55-118,883,949.26-46,990,136.67

Finding the Fourth Proportional to 86,147,519.55, 118,883,949.26 and 46,990,136.67

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Solution

The fourth proportional to 86,147,519.55, 118,883,949.26 and 46,990,136.67 is: 64,846,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,147,519.55 : 118,883,949.26 = 46,990,136.67 : x
  2. Step 2: Convert to fraction form
    86,147,519.55/118,883,949.26 = 46,990,136.67/x
  3. Step 3: Cross multiply
    86,147,519.55x = 118,883,949.26 × 46,990,136.67
  4. Step 4: Simplify right side
    86,147,519.55x = 5,586,373,023,361,795
  5. Step 5: Solve for x
    x = 5,586,373,023,361,795/86,147,519.55
  6. Step 6: Final answer
    x = 64,846,591.67

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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.