Home / 1,081,607,388.28-1,622,184,048.30-305,071,448.80

Finding the Fourth Proportional to 1,081,607,388.28, 1,622,184,048.30 and 305,071,448.80

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Solution

The fourth proportional to 1,081,607,388.28, 1,622,184,048.30 and 305,071,448.80 is: 457,543,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,607,388.28 : 1,622,184,048.30 = 305,071,448.80 : x
  2. Step 2: Convert to fraction form
    1,081,607,388.28/1,622,184,048.30 = 305,071,448.80/x
  3. Step 3: Cross multiply
    1,081,607,388.28x = 1,622,184,048.30 × 305,071,448.80
  4. Step 4: Simplify right side
    1,081,607,388.28x = 494,882,037,835,130,176
  5. Step 5: Solve for x
    x = 494,882,037,835,130,176/1,081,607,388.28
  6. Step 6: Final answer
    x = 457,543,137.37

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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.