Home / 1,344,784,825.80-2,017,790,147.94-690,195,532.50

Finding the Fourth Proportional to 1,344,784,825.80, 2,017,790,147.94 and 690,195,532.50

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Solution

The fourth proportional to 1,344,784,825.80, 2,017,790,147.94 and 690,195,532.50 is: 1,035,607,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,784,825.80 : 2,017,790,147.94 = 690,195,532.50 : x
  2. Step 2: Convert to fraction form
    1,344,784,825.80/2,017,790,147.94 = 690,195,532.50/x
  3. Step 3: Cross multiply
    1,344,784,825.80x = 2,017,790,147.94 × 690,195,532.50
  4. Step 4: Simplify right side
    1,344,784,825.80x = 1,392,669,745,630,702,080
  5. Step 5: Solve for x
    x = 1,392,669,745,630,702,080/1,344,784,825.80
  6. Step 6: Final answer
    x = 1,035,607,867.45

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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.