Home / 15,337,990,717.60-23,006,986,076.40-7,899,517,328.80

Finding the Fourth Proportional to 15,337,990,717.60, 23,006,986,076.40 and 7,899,517,328.80

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Solution

The fourth proportional to 15,337,990,717.60, 23,006,986,076.40 and 7,899,517,328.80 is: 11,849,275,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337,990,717.60 : 23,006,986,076.40 = 7,899,517,328.80 : x
  2. Step 2: Convert to fraction form
    15,337,990,717.60/23,006,986,076.40 = 7,899,517,328.80/x
  3. Step 3: Cross multiply
    15,337,990,717.60x = 23,006,986,076.40 × 7,899,517,328.80
  4. Step 4: Simplify right side
    15,337,990,717.60x = 181,744,085,193,982,148,608
  5. Step 5: Solve for x
    x = 181,744,085,193,982,148,608/15,337,990,717.60
  6. Step 6: Final answer
    x = 11,849,275,993.20

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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.