Home / 54,506,150.40-81,803,840.40-54,080,997.60

Finding the Fourth Proportional to 54,506,150.40, 81,803,840.40 and 54,080,997.60

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Solution

The fourth proportional to 54,506,150.40, 81,803,840.40 and 54,080,997.60 is: 81,165,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,506,150.40 : 81,803,840.40 = 54,080,997.60 : x
  2. Step 2: Convert to fraction form
    54,506,150.40/81,803,840.40 = 54,080,997.60/x
  3. Step 3: Cross multiply
    54,506,150.40x = 81,803,840.40 × 54,080,997.60
  4. Step 4: Simplify right side
    54,506,150.40x = 4,424,033,296,343,183.50
  5. Step 5: Solve for x
    x = 4,424,033,296,343,183.50/54,506,150.40
  6. Step 6: Final answer
    x = 81,165,763.20

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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.