Home / 673,949,065.70-1,008,908,059.35-401,179,427.30

Finding the Fourth Proportional to 673,949,065.70, 1,008,908,059.35 and 401,179,427.30

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Solution

The fourth proportional to 673,949,065.70, 1,008,908,059.35 and 401,179,427.30 is: 600,569,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,949,065.70 : 1,008,908,059.35 = 401,179,427.30 : x
  2. Step 2: Convert to fraction form
    673,949,065.70/1,008,908,059.35 = 401,179,427.30/x
  3. Step 3: Cross multiply
    673,949,065.70x = 1,008,908,059.35 × 401,179,427.30
  4. Step 4: Simplify right side
    673,949,065.70x = 404,753,157,448,387,456
  5. Step 5: Solve for x
    x = 404,753,157,448,387,456/673,949,065.70
  6. Step 6: Final answer
    x = 600,569,357.61

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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.