Home / 1,043,892,939.66-1,439,234,975.34-855,025,456.74

Finding the Fourth Proportional to 1,043,892,939.66, 1,439,234,975.34 and 855,025,456.74

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Solution

The fourth proportional to 1,043,892,939.66, 1,439,234,975.34 and 855,025,456.74 is: 1,178,839,798.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,892,939.66 : 1,439,234,975.34 = 855,025,456.74 : x
  2. Step 2: Convert to fraction form
    1,043,892,939.66/1,439,234,975.34 = 855,025,456.74/x
  3. Step 3: Cross multiply
    1,043,892,939.66x = 1,439,234,975.34 × 855,025,456.74
  4. Step 4: Simplify right side
    1,043,892,939.66x = 1,230,582,542,146,266,112
  5. Step 5: Solve for x
    x = 1,230,582,542,146,266,112/1,043,892,939.66
  6. Step 6: Final answer
    x = 1,178,839,798.02

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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.