Home / 260,439,670.34-359,405,326.12-142,966,999.26

Finding the Fourth Proportional to 260,439,670.34, 359,405,326.12 and 142,966,999.26

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Solution

The fourth proportional to 260,439,670.34, 359,405,326.12 and 142,966,999.26 is: 197,293,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,439,670.34 : 359,405,326.12 = 142,966,999.26 : x
  2. Step 2: Convert to fraction form
    260,439,670.34/359,405,326.12 = 142,966,999.26/x
  3. Step 3: Cross multiply
    260,439,670.34x = 359,405,326.12 × 142,966,999.26
  4. Step 4: Simplify right side
    260,439,670.34x = 51,383,100,993,438,096
  5. Step 5: Solve for x
    x = 51,383,100,993,438,096/260,439,670.34
  6. Step 6: Final answer
    x = 197,293,680.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.