Home / 53,979,454.40-80,969,181.60-48,772,644.80

Finding the Fourth Proportional to 53,979,454.40, 80,969,181.60 and 48,772,644.80

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Solution

The fourth proportional to 53,979,454.40, 80,969,181.60 and 48,772,644.80 is: 73,158,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,979,454.40 : 80,969,181.60 = 48,772,644.80 : x
  2. Step 2: Convert to fraction form
    53,979,454.40/80,969,181.60 = 48,772,644.80/x
  3. Step 3: Cross multiply
    53,979,454.40x = 80,969,181.60 × 48,772,644.80
  4. Step 4: Simplify right side
    53,979,454.40x = 3,949,081,133,923,495
  5. Step 5: Solve for x
    x = 3,949,081,133,923,495/53,979,454.40
  6. Step 6: Final answer
    x = 73,158,967.20

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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.