Home / 321,489,464.46-482,247,273.51-153,141,692.22

Finding the Fourth Proportional to 321,489,464.46, 482,247,273.51 and 153,141,692.22

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Solution

The fourth proportional to 321,489,464.46, 482,247,273.51 and 153,141,692.22 is: 229,718,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,489,464.46 : 482,247,273.51 = 153,141,692.22 : x
  2. Step 2: Convert to fraction form
    321,489,464.46/482,247,273.51 = 153,141,692.22/x
  3. Step 3: Cross multiply
    321,489,464.46x = 482,247,273.51 × 153,141,692.22
  4. Step 4: Simplify right side
    321,489,464.46x = 73,852,163,533,802,576
  5. Step 5: Solve for x
    x = 73,852,163,533,802,576/321,489,464.46
  6. Step 6: Final answer
    x = 229,718,767.48

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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.