Home / 5,414,126,126.64-8,115,457,409.54-1,821,132,825.24

Finding the Fourth Proportional to 5,414,126,126.64, 8,115,457,409.54 and 1,821,132,825.24

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Solution

The fourth proportional to 5,414,126,126.64, 8,115,457,409.54 and 1,821,132,825.24 is: 2,729,771,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,126,126.64 : 8,115,457,409.54 = 1,821,132,825.24 : x
  2. Step 2: Convert to fraction form
    5,414,126,126.64/8,115,457,409.54 = 1,821,132,825.24/x
  3. Step 3: Cross multiply
    5,414,126,126.64x = 8,115,457,409.54 × 1,821,132,825.24
  4. Step 4: Simplify right side
    5,414,126,126.64x = 14,779,325,880,350,472,192
  5. Step 5: Solve for x
    x = 14,779,325,880,350,472,192/5,414,126,126.64
  6. Step 6: Final answer
    x = 2,729,771,256.64

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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.