Home / 647,410,458.27-893,389,749.88-365,136,027.82

Finding the Fourth Proportional to 647,410,458.27, 893,389,749.88 and 365,136,027.82

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Solution

The fourth proportional to 647,410,458.27, 893,389,749.88 and 365,136,027.82 is: 503,867,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,410,458.27 : 893,389,749.88 = 365,136,027.82 : x
  2. Step 2: Convert to fraction form
    647,410,458.27/893,389,749.88 = 365,136,027.82/x
  3. Step 3: Cross multiply
    647,410,458.27x = 893,389,749.88 × 365,136,027.82
  4. Step 4: Simplify right side
    647,410,458.27x = 326,208,784,569,101,056
  5. Step 5: Solve for x
    x = 326,208,784,569,101,056/647,410,458.27
  6. Step 6: Final answer
    x = 503,867,029.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.