Home / 351,016,670.40-526,525,005.60-248,979,998.40

Finding the Fourth Proportional to 351,016,670.40, 526,525,005.60 and 248,979,998.40

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Solution

The fourth proportional to 351,016,670.40, 526,525,005.60 and 248,979,998.40 is: 373,469,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,016,670.40 : 526,525,005.60 = 248,979,998.40 : x
  2. Step 2: Convert to fraction form
    351,016,670.40/526,525,005.60 = 248,979,998.40/x
  3. Step 3: Cross multiply
    351,016,670.40x = 526,525,005.60 × 248,979,998.40
  4. Step 4: Simplify right side
    351,016,670.40x = 131,094,195,051,848,000
  5. Step 5: Solve for x
    x = 131,094,195,051,848,000/351,016,670.40
  6. Step 6: Final answer
    x = 373,469,997.60

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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.