Home / 112,353,868.33-168,530,802.53-31,574,836.33

Finding the Fourth Proportional to 112,353,868.33, 168,530,802.53 and 31,574,836.33

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Solution

The fourth proportional to 112,353,868.33, 168,530,802.53 and 31,574,836.33 is: 47,362,254.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,868.33 : 168,530,802.53 = 31,574,836.33 : x
  2. Step 2: Convert to fraction form
    112,353,868.33/168,530,802.53 = 31,574,836.33/x
  3. Step 3: Cross multiply
    112,353,868.33x = 168,530,802.53 × 31,574,836.33
  4. Step 4: Simplify right side
    112,353,868.33x = 5,321,332,505,869,099
  5. Step 5: Solve for x
    x = 5,321,332,505,869,099/112,353,868.33
  6. Step 6: Final answer
    x = 47,362,254.50

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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.