Home / 3,542,967,050.80-5,314,450,576.20-1,889,972,964.40

Finding the Fourth Proportional to 3,542,967,050.80, 5,314,450,576.20 and 1,889,972,964.40

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Solution

The fourth proportional to 3,542,967,050.80, 5,314,450,576.20 and 1,889,972,964.40 is: 2,834,959,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,967,050.80 : 5,314,450,576.20 = 1,889,972,964.40 : x
  2. Step 2: Convert to fraction form
    3,542,967,050.80/5,314,450,576.20 = 1,889,972,964.40/x
  3. Step 3: Cross multiply
    3,542,967,050.80x = 5,314,450,576.20 × 1,889,972,964.40
  4. Step 4: Simplify right side
    3,542,967,050.80x = 10,044,167,909,658,001,408
  5. Step 5: Solve for x
    x = 10,044,167,909,658,001,408/3,542,967,050.80
  6. Step 6: Final answer
    x = 2,834,959,446.60

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Double scale
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Similar ratio
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1.5x scale

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.