Home / 1,180,210,242.44-1,770,291,057.72-393,321,029.34

Finding the Fourth Proportional to 1,180,210,242.44, 1,770,291,057.72 and 393,321,029.34

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Solution

The fourth proportional to 1,180,210,242.44, 1,770,291,057.72 and 393,321,029.34 is: 589,973,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,210,242.44 : 1,770,291,057.72 = 393,321,029.34 : x
  2. Step 2: Convert to fraction form
    1,180,210,242.44/1,770,291,057.72 = 393,321,029.34/x
  3. Step 3: Cross multiply
    1,180,210,242.44x = 1,770,291,057.72 × 393,321,029.34
  4. Step 4: Simplify right side
    1,180,210,242.44x = 696,292,701,053,827,712
  5. Step 5: Solve for x
    x = 696,292,701,053,827,712/1,180,210,242.44
  6. Step 6: Final answer
    x = 589,973,443.73

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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.