Home / 127,230,958,207.40-190,846,437,311.10-43,479,257,829.80

Finding the Fourth Proportional to 127,230,958,207.40, 190,846,437,311.10 and 43,479,257,829.80

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Solution

The fourth proportional to 127,230,958,207.40, 190,846,437,311.10 and 43,479,257,829.80 is: 65,218,886,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,230,958,207.40 : 190,846,437,311.10 = 43,479,257,829.80 : x
  2. Step 2: Convert to fraction form
    127,230,958,207.40/190,846,437,311.10 = 43,479,257,829.80/x
  3. Step 3: Cross multiply
    127,230,958,207.40x = 190,846,437,311.10 × 43,479,257,829.80
  4. Step 4: Simplify right side
    127,230,958,207.40x = 8,297,861,453,748,079,951,872
  5. Step 5: Solve for x
    x = 8,297,861,453,748,079,951,872/127,230,958,207.40
  6. Step 6: Final answer
    x = 65,218,886,744.70

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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.