Home / 334,540,486.40-461,638,804.92-193,420,760.96

Finding the Fourth Proportional to 334,540,486.40, 461,638,804.92 and 193,420,760.96

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Solution

The fourth proportional to 334,540,486.40, 461,638,804.92 and 193,420,760.96 is: 266,905,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,540,486.40 : 461,638,804.92 = 193,420,760.96 : x
  2. Step 2: Convert to fraction form
    334,540,486.40/461,638,804.92 = 193,420,760.96/x
  3. Step 3: Cross multiply
    334,540,486.40x = 461,638,804.92 × 193,420,760.96
  4. Step 4: Simplify right side
    334,540,486.40x = 89,290,528,937,809,120
  5. Step 5: Solve for x
    x = 89,290,528,937,809,120/334,540,486.40
  6. Step 6: Final answer
    x = 266,905,001.25

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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.