Home / 108,704,893.78-163,129,085.21-57,622,784.86

Finding the Fourth Proportional to 108,704,893.78, 163,129,085.21 and 57,622,784.86

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Solution

The fourth proportional to 108,704,893.78, 163,129,085.21 and 57,622,784.86 is: 86,472,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,704,893.78 : 163,129,085.21 = 57,622,784.86 : x
  2. Step 2: Convert to fraction form
    108,704,893.78/163,129,085.21 = 57,622,784.86/x
  3. Step 3: Cross multiply
    108,704,893.78x = 163,129,085.21 × 57,622,784.86
  4. Step 4: Simplify right side
    108,704,893.78x = 9,399,952,181,464,438
  5. Step 5: Solve for x
    x = 9,399,952,181,464,438/108,704,893.78
  6. Step 6: Final answer
    x = 86,472,207.96

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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.