Home / 334,540,489.37-461,638,809.02-193,420,763.93

Finding the Fourth Proportional to 334,540,489.37, 461,638,809.02 and 193,420,763.93

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Solution

The fourth proportional to 334,540,489.37, 461,638,809.02 and 193,420,763.93 is: 266,905,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,540,489.37 : 461,638,809.02 = 193,420,763.93 : x
  2. Step 2: Convert to fraction form
    334,540,489.37/461,638,809.02 = 193,420,763.93/x
  3. Step 3: Cross multiply
    334,540,489.37x = 461,638,809.02 × 193,420,763.93
  4. Step 4: Simplify right side
    334,540,489.37x = 89,290,531,100,383,776
  5. Step 5: Solve for x
    x = 89,290,531,100,383,776/334,540,489.37
  6. Step 6: Final answer
    x = 266,905,005.34

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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.