Home / 756,912,701.40-1,135,369,052.10-204,214,061.40

Finding the Fourth Proportional to 756,912,701.40, 1,135,369,052.10 and 204,214,061.40

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Solution

The fourth proportional to 756,912,701.40, 1,135,369,052.10 and 204,214,061.40 is: 306,321,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,912,701.40 : 1,135,369,052.10 = 204,214,061.40 : x
  2. Step 2: Convert to fraction form
    756,912,701.40/1,135,369,052.10 = 204,214,061.40/x
  3. Step 3: Cross multiply
    756,912,701.40x = 1,135,369,052.10 × 204,214,061.40
  4. Step 4: Simplify right side
    756,912,701.40x = 231,858,325,317,209,184
  5. Step 5: Solve for x
    x = 231,858,325,317,209,184/756,912,701.40
  6. Step 6: Final answer
    x = 306,321,092.10

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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.