Home / 54,846,654.80-82,290,977.40-53,985,851.60

Finding the Fourth Proportional to 54,846,654.80, 82,290,977.40 and 53,985,851.60

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Solution

The fourth proportional to 54,846,654.80, 82,290,977.40 and 53,985,851.60 is: 80,999,443.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,846,654.80 : 82,290,977.40 = 53,985,851.60 : x
  2. Step 2: Convert to fraction form
    54,846,654.80/82,290,977.40 = 53,985,851.60/x
  3. Step 3: Cross multiply
    54,846,654.80x = 82,290,977.40 × 53,985,851.60
  4. Step 4: Simplify right side
    54,846,654.80x = 4,442,548,493,935,354.50
  5. Step 5: Solve for x
    x = 4,442,548,493,935,354.50/54,846,654.80
  6. Step 6: Final answer
    x = 80,999,443.09

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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.