Home / 94,640,998.80-142,017,485.40-69,017,523.60

Finding the Fourth Proportional to 94,640,998.80, 142,017,485.40 and 69,017,523.60

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Solution

The fourth proportional to 94,640,998.80, 142,017,485.40 and 69,017,523.60 is: 103,567,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,640,998.80 : 142,017,485.40 = 69,017,523.60 : x
  2. Step 2: Convert to fraction form
    94,640,998.80/142,017,485.40 = 69,017,523.60/x
  3. Step 3: Cross multiply
    94,640,998.80x = 142,017,485.40 × 69,017,523.60
  4. Step 4: Simplify right side
    94,640,998.80x = 9,801,695,150,207,156
  5. Step 5: Solve for x
    x = 9,801,695,150,207,156/94,640,998.80
  6. Step 6: Final answer
    x = 103,567,114.41

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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.