Home / 120,998,005.20-181,497,007.80-44,328,783.60

Finding the Fourth Proportional to 120,998,005.20, 181,497,007.80 and 44,328,783.60

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Solution

The fourth proportional to 120,998,005.20, 181,497,007.80 and 44,328,783.60 is: 66,493,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,998,005.20 : 181,497,007.80 = 44,328,783.60 : x
  2. Step 2: Convert to fraction form
    120,998,005.20/181,497,007.80 = 44,328,783.60/x
  3. Step 3: Cross multiply
    120,998,005.20x = 181,497,007.80 × 44,328,783.60
  4. Step 4: Simplify right side
    120,998,005.20x = 8,045,541,582,813,713
  5. Step 5: Solve for x
    x = 8,045,541,582,813,713/120,998,005.20
  6. Step 6: Final answer
    x = 66,493,175.40

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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.