Home / 340,079,207,383.53-469,306,517,150.03-185,754,985,312.80

Finding the Fourth Proportional to 340,079,207,383.53, 469,306,517,150.03 and 185,754,985,312.80

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Solution

The fourth proportional to 340,079,207,383.53, 469,306,517,150.03 and 185,754,985,312.80 is: 256,340,356,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,079,207,383.53 : 469,306,517,150.03 = 185,754,985,312.80 : x
  2. Step 2: Convert to fraction form
    340,079,207,383.53/469,306,517,150.03 = 185,754,985,312.80/x
  3. Step 3: Cross multiply
    340,079,207,383.53x = 469,306,517,150.03 × 185,754,985,312.80
  4. Step 4: Simplify right side
    340,079,207,383.53x = 87,176,025,200,405,145,190,400
  5. Step 5: Solve for x
    x = 87,176,025,200,405,145,190,400/340,079,207,383.53
  6. Step 6: Final answer
    x = 256,340,356,327.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.