Home / 2,872,052,912.38-4,299,243,456.21-1,873,924,730.44

Finding the Fourth Proportional to 2,872,052,912.38, 4,299,243,456.21 and 1,873,924,730.44

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Solution

The fourth proportional to 2,872,052,912.38, 4,299,243,456.21 and 1,873,924,730.44 is: 2,805,121,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,052,912.38 : 4,299,243,456.21 = 1,873,924,730.44 : x
  2. Step 2: Convert to fraction form
    2,872,052,912.38/4,299,243,456.21 = 1,873,924,730.44/x
  3. Step 3: Cross multiply
    2,872,052,912.38x = 4,299,243,456.21 × 1,873,924,730.44
  4. Step 4: Simplify right side
    2,872,052,912.38x = 8,056,458,634,774,258,688
  5. Step 5: Solve for x
    x = 8,056,458,634,774,258,688/2,872,052,912.38
  6. Step 6: Final answer
    x = 2,805,121,939.10

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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.