Home / 49,458,125.40-74,187,188.10-31,318,272.60

Finding the Fourth Proportional to 49,458,125.40, 74,187,188.10 and 31,318,272.60

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Solution

The fourth proportional to 49,458,125.40, 74,187,188.10 and 31,318,272.60 is: 46,977,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458,125.40 : 74,187,188.10 = 31,318,272.60 : x
  2. Step 2: Convert to fraction form
    49,458,125.40/74,187,188.10 = 31,318,272.60/x
  3. Step 3: Cross multiply
    49,458,125.40x = 74,187,188.10 × 31,318,272.60
  4. Step 4: Simplify right side
    49,458,125.40x = 2,323,414,580,343,276
  5. Step 5: Solve for x
    x = 2,323,414,580,343,276/49,458,125.40
  6. Step 6: Final answer
    x = 46,977,408.90

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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.