Home / 384,373,328.60-576,504,005.70-111,715,664.60

Finding the Fourth Proportional to 384,373,328.60, 576,504,005.70 and 111,715,664.60

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Solution

The fourth proportional to 384,373,328.60, 576,504,005.70 and 111,715,664.60 is: 167,557,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,373,328.60 : 576,504,005.70 = 111,715,664.60 : x
  2. Step 2: Convert to fraction form
    384,373,328.60/576,504,005.70 = 111,715,664.60/x
  3. Step 3: Cross multiply
    384,373,328.60x = 576,504,005.70 × 111,715,664.60
  4. Step 4: Simplify right side
    384,373,328.60x = 64,404,528,141,337,688
  5. Step 5: Solve for x
    x = 64,404,528,141,337,688/384,373,328.60
  6. Step 6: Final answer
    x = 167,557,224.58

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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.