Home / 6,405,354,148.80-9,608,031,223.20-3,925,863,019.20

Finding the Fourth Proportional to 6,405,354,148.80, 9,608,031,223.20 and 3,925,863,019.20

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Solution

The fourth proportional to 6,405,354,148.80, 9,608,031,223.20 and 3,925,863,019.20 is: 5,888,794,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,354,148.80 : 9,608,031,223.20 = 3,925,863,019.20 : x
  2. Step 2: Convert to fraction form
    6,405,354,148.80/9,608,031,223.20 = 3,925,863,019.20/x
  3. Step 3: Cross multiply
    6,405,354,148.80x = 9,608,031,223.20 × 3,925,863,019.20
  4. Step 4: Simplify right side
    6,405,354,148.80x = 37,719,814,466,479,824,896
  5. Step 5: Solve for x
    x = 37,719,814,466,479,824,896/6,405,354,148.80
  6. Step 6: Final answer
    x = 5,888,794,528.80

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Double scale
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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.