Home / 6,521,561,908.40-9,782,342,862.60-5,511,398,855.60

Finding the Fourth Proportional to 6,521,561,908.40, 9,782,342,862.60 and 5,511,398,855.60

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Solution

The fourth proportional to 6,521,561,908.40, 9,782,342,862.60 and 5,511,398,855.60 is: 8,267,098,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,561,908.40 : 9,782,342,862.60 = 5,511,398,855.60 : x
  2. Step 2: Convert to fraction form
    6,521,561,908.40/9,782,342,862.60 = 5,511,398,855.60/x
  3. Step 3: Cross multiply
    6,521,561,908.40x = 9,782,342,862.60 × 5,511,398,855.60
  4. Step 4: Simplify right side
    6,521,561,908.40x = 53,914,393,258,020,470,784
  5. Step 5: Solve for x
    x = 53,914,393,258,020,470,784/6,521,561,908.40
  6. Step 6: Final answer
    x = 8,267,098,283.40

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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.