Home / 129,370,006.80-194,055,010.20-127,669,395.60

Finding the Fourth Proportional to 129,370,006.80, 194,055,010.20 and 127,669,395.60

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Solution

The fourth proportional to 129,370,006.80, 194,055,010.20 and 127,669,395.60 is: 191,504,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,370,006.80 : 194,055,010.20 = 127,669,395.60 : x
  2. Step 2: Convert to fraction form
    129,370,006.80/194,055,010.20 = 127,669,395.60/x
  3. Step 3: Cross multiply
    129,370,006.80x = 194,055,010.20 × 127,669,395.60
  4. Step 4: Simplify right side
    129,370,006.80x = 24,774,885,865,385,832
  5. Step 5: Solve for x
    x = 24,774,885,865,385,832/129,370,006.80
  6. Step 6: Final answer
    x = 191,504,093.40

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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.