Home / 321,842,198.40-483,075,076.32-304,363,694.40

Finding the Fourth Proportional to 321,842,198.40, 483,075,076.32 and 304,363,694.40

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Solution

The fourth proportional to 321,842,198.40, 483,075,076.32 and 304,363,694.40 is: 456,840,388.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,842,198.40 : 483,075,076.32 = 304,363,694.40 : x
  2. Step 2: Convert to fraction form
    321,842,198.40/483,075,076.32 = 304,363,694.40/x
  3. Step 3: Cross multiply
    321,842,198.40x = 483,075,076.32 × 304,363,694.40
  4. Step 4: Simplify right side
    321,842,198.40x = 147,030,514,901,317,152
  5. Step 5: Solve for x
    x = 147,030,514,901,317,152/321,842,198.40
  6. Step 6: Final answer
    x = 456,840,388.34

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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.