Home / 371,808,683.69-557,592,620.85-122,757,993.25

Finding the Fourth Proportional to 371,808,683.69, 557,592,620.85 and 122,757,993.25

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Solution

The fourth proportional to 371,808,683.69, 557,592,620.85 and 122,757,993.25 is: 184,097,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,808,683.69 : 557,592,620.85 = 122,757,993.25 : x
  2. Step 2: Convert to fraction form
    371,808,683.69/557,592,620.85 = 122,757,993.25/x
  3. Step 3: Cross multiply
    371,808,683.69x = 557,592,620.85 × 122,757,993.25
  4. Step 4: Simplify right side
    371,808,683.69x = 68,448,951,185,160,128
  5. Step 5: Solve for x
    x = 68,448,951,185,160,128/371,808,683.69
  6. Step 6: Final answer
    x = 184,097,236.53

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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.