Home / 20,653,355,391.60-30,986,355,626.83-10,576,203,315.93

Finding the Fourth Proportional to 20,653,355,391.60, 30,986,355,626.83 and 10,576,203,315.93

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Solution

The fourth proportional to 20,653,355,391.60, 30,986,355,626.83 and 10,576,203,315.93 is: 15,867,542,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,653,355,391.60 : 30,986,355,626.83 = 10,576,203,315.93 : x
  2. Step 2: Convert to fraction form
    20,653,355,391.60/30,986,355,626.83 = 10,576,203,315.93/x
  3. Step 3: Cross multiply
    20,653,355,391.60x = 30,986,355,626.83 × 10,576,203,315.93
  4. Step 4: Simplify right side
    20,653,355,391.60x = 327,717,997,129,169,240,064
  5. Step 5: Solve for x
    x = 327,717,997,129,169,240,064/20,653,355,391.60
  6. Step 6: Final answer
    x = 15,867,542,630.02

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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.