Home / 118,984,716.96-178,485,274.40-49,827,889.68

Finding the Fourth Proportional to 118,984,716.96, 178,485,274.40 and 49,827,889.68

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Solution

The fourth proportional to 118,984,716.96, 178,485,274.40 and 49,827,889.68 is: 74,745,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,984,716.96 : 178,485,274.40 = 49,827,889.68 : x
  2. Step 2: Convert to fraction form
    118,984,716.96/178,485,274.40 = 49,827,889.68/x
  3. Step 3: Cross multiply
    118,984,716.96x = 178,485,274.40 × 49,827,889.68
  4. Step 4: Simplify right side
    118,984,716.96x = 8,893,544,562,307,728
  5. Step 5: Solve for x
    x = 8,893,544,562,307,728/118,984,716.96
  6. Step 6: Final answer
    x = 74,745,268.04

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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.