Home / 467,578,329.35-645,257,673.37-263,936,556.87

Finding the Fourth Proportional to 467,578,329.35, 645,257,673.37 and 263,936,556.87

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Solution

The fourth proportional to 467,578,329.35, 645,257,673.37 and 263,936,556.87 is: 364,232,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,578,329.35 : 645,257,673.37 = 263,936,556.87 : x
  2. Step 2: Convert to fraction form
    467,578,329.35/645,257,673.37 = 263,936,556.87/x
  3. Step 3: Cross multiply
    467,578,329.35x = 645,257,673.37 × 263,936,556.87
  4. Step 4: Simplify right side
    467,578,329.35x = 170,307,088,600,145,312
  5. Step 5: Solve for x
    x = 170,307,088,600,145,312/467,578,329.35
  6. Step 6: Final answer
    x = 364,232,210.76

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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.