Home / 248,163,398.40-372,245,097.60-66,410,576.40

Finding the Fourth Proportional to 248,163,398.40, 372,245,097.60 and 66,410,576.40

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Solution

The fourth proportional to 248,163,398.40, 372,245,097.60 and 66,410,576.40 is: 99,615,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,163,398.40 : 372,245,097.60 = 66,410,576.40 : x
  2. Step 2: Convert to fraction form
    248,163,398.40/372,245,097.60 = 66,410,576.40/x
  3. Step 3: Cross multiply
    248,163,398.40x = 372,245,097.60 × 66,410,576.40
  4. Step 4: Simplify right side
    248,163,398.40x = 24,721,011,493,690,256
  5. Step 5: Solve for x
    x = 24,721,011,493,690,256/248,163,398.40
  6. Step 6: Final answer
    x = 99,615,864.60

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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.