Home / 129,025,674.80-193,538,512.20-96,777,047.60

Finding the Fourth Proportional to 129,025,674.80, 193,538,512.20 and 96,777,047.60

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Solution

The fourth proportional to 129,025,674.80, 193,538,512.20 and 96,777,047.60 is: 145,165,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025,674.80 : 193,538,512.20 = 96,777,047.60 : x
  2. Step 2: Convert to fraction form
    129,025,674.80/193,538,512.20 = 96,777,047.60/x
  3. Step 3: Cross multiply
    129,025,674.80x = 193,538,512.20 × 96,777,047.60
  4. Step 4: Simplify right side
    129,025,674.80x = 18,730,085,807,612,580
  5. Step 5: Solve for x
    x = 18,730,085,807,612,580/129,025,674.80
  6. Step 6: Final answer
    x = 145,165,571.40

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1.5x scale

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.