Home / 195,609,811.20-293,414,716.80-180,829,190.40

Finding the Fourth Proportional to 195,609,811.20, 293,414,716.80 and 180,829,190.40

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Solution

The fourth proportional to 195,609,811.20, 293,414,716.80 and 180,829,190.40 is: 271,243,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,609,811.20 : 293,414,716.80 = 180,829,190.40 : x
  2. Step 2: Convert to fraction form
    195,609,811.20/293,414,716.80 = 180,829,190.40/x
  3. Step 3: Cross multiply
    195,609,811.20x = 293,414,716.80 × 180,829,190.40
  4. Step 4: Simplify right side
    195,609,811.20x = 53,057,945,690,389,280
  5. Step 5: Solve for x
    x = 53,057,945,690,389,280/195,609,811.20
  6. Step 6: Final answer
    x = 271,243,785.60

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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.