Home / 100,088,157.18-150,154,873.92-54,029,037.60

Finding the Fourth Proportional to 100,088,157.18, 150,154,873.92 and 54,029,037.60

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Solution

The fourth proportional to 100,088,157.18, 150,154,873.92 and 54,029,037.60 is: 81,055,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,088,157.18 : 150,154,873.92 = 54,029,037.60 : x
  2. Step 2: Convert to fraction form
    100,088,157.18/150,154,873.92 = 54,029,037.60/x
  3. Step 3: Cross multiply
    100,088,157.18x = 150,154,873.92 × 54,029,037.60
  4. Step 4: Simplify right side
    100,088,157.18x = 8,112,723,328,846,939
  5. Step 5: Solve for x
    x = 8,112,723,328,846,939/100,088,157.18
  6. Step 6: Final answer
    x = 81,055,776.80

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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.