Home / 3,542,976,492.80-5,314,464,739.20-1,889,982,406.40

Finding the Fourth Proportional to 3,542,976,492.80, 5,314,464,739.20 and 1,889,982,406.40

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Solution

The fourth proportional to 3,542,976,492.80, 5,314,464,739.20 and 1,889,982,406.40 is: 2,834,973,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,976,492.80 : 5,314,464,739.20 = 1,889,982,406.40 : x
  2. Step 2: Convert to fraction form
    3,542,976,492.80/5,314,464,739.20 = 1,889,982,406.40/x
  3. Step 3: Cross multiply
    3,542,976,492.80x = 5,314,464,739.20 × 1,889,982,406.40
  4. Step 4: Simplify right side
    3,542,976,492.80x = 10,044,244,856,521,164,800
  5. Step 5: Solve for x
    x = 10,044,244,856,521,164,800/3,542,976,492.80
  6. Step 6: Final answer
    x = 2,834,973,609.60

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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.