Home / 134,495,998.40-201,743,997.60-66,471,550.40

Finding the Fourth Proportional to 134,495,998.40, 201,743,997.60 and 66,471,550.40

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Solution

The fourth proportional to 134,495,998.40, 201,743,997.60 and 66,471,550.40 is: 99,707,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,495,998.40 : 201,743,997.60 = 66,471,550.40 : x
  2. Step 2: Convert to fraction form
    134,495,998.40/201,743,997.60 = 66,471,550.40/x
  3. Step 3: Cross multiply
    134,495,998.40x = 201,743,997.60 × 66,471,550.40
  4. Step 4: Simplify right side
    134,495,998.40x = 13,410,236,304,365,878
  5. Step 5: Solve for x
    x = 13,410,236,304,365,878/134,495,998.40
  6. Step 6: Final answer
    x = 99,707,325.60

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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.