Home / 53,704,856.80-80,368,328.40-49,169,893.60

Finding the Fourth Proportional to 53,704,856.80, 80,368,328.40 and 49,169,893.60

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Solution

The fourth proportional to 53,704,856.80, 80,368,328.40 and 49,169,893.60 is: 73,581,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,704,856.80 : 80,368,328.40 = 49,169,893.60 : x
  2. Step 2: Convert to fraction form
    53,704,856.80/80,368,328.40 = 49,169,893.60/x
  3. Step 3: Cross multiply
    53,704,856.80x = 80,368,328.40 × 49,169,893.60
  4. Step 4: Simplify right side
    53,704,856.80x = 3,951,702,156,237,858.50
  5. Step 5: Solve for x
    x = 3,951,702,156,237,858.50/53,704,856.80
  6. Step 6: Final answer
    x = 73,581,839.55

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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.