Home / 467,578,330.73-645,257,675.26-263,936,558.25

Finding the Fourth Proportional to 467,578,330.73, 645,257,675.26 and 263,936,558.25

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Solution

The fourth proportional to 467,578,330.73, 645,257,675.26 and 263,936,558.25 is: 364,232,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,578,330.73 : 645,257,675.26 = 263,936,558.25 : x
  2. Step 2: Convert to fraction form
    467,578,330.73/645,257,675.26 = 263,936,558.25/x
  3. Step 3: Cross multiply
    467,578,330.73x = 645,257,675.26 × 263,936,558.25
  4. Step 4: Simplify right side
    467,578,330.73x = 170,307,089,992,520,576
  5. Step 5: Solve for x
    x = 170,307,089,992,520,576/467,578,330.73
  6. Step 6: Final answer
    x = 364,232,212.66

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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.