Home / 112,354,628.16-168,531,940.20-31,575,596.16

Finding the Fourth Proportional to 112,354,628.16, 168,531,940.20 and 31,575,596.16

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Solution

The fourth proportional to 112,354,628.16, 168,531,940.20 and 31,575,596.16 is: 47,363,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,354,628.16 : 168,531,940.20 = 31,575,596.16 : x
  2. Step 2: Convert to fraction form
    112,354,628.16/168,531,940.20 = 31,575,596.16/x
  3. Step 3: Cross multiply
    112,354,628.16x = 168,531,940.20 × 31,575,596.16
  4. Step 4: Simplify right side
    112,354,628.16x = 5,321,496,483,816,469
  5. Step 5: Solve for x
    x = 5,321,496,483,816,469/112,354,628.16
  6. Step 6: Final answer
    x = 47,363,393.67

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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.