Home / 94,782,125.40-142,173,188.10-84,200,544.60

Finding the Fourth Proportional to 94,782,125.40, 142,173,188.10 and 84,200,544.60

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Solution

The fourth proportional to 94,782,125.40, 142,173,188.10 and 84,200,544.60 is: 126,300,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,782,125.40 : 142,173,188.10 = 84,200,544.60 : x
  2. Step 2: Convert to fraction form
    94,782,125.40/142,173,188.10 = 84,200,544.60/x
  3. Step 3: Cross multiply
    94,782,125.40x = 142,173,188.10 × 84,200,544.60
  4. Step 4: Simplify right side
    94,782,125.40x = 11,971,059,865,538,238
  5. Step 5: Solve for x
    x = 11,971,059,865,538,238/94,782,125.40
  6. Step 6: Final answer
    x = 126,300,816.90

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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.