Home / 8,728,602,012.80-13,092,903,019.20-2,517,969,910.40

Finding the Fourth Proportional to 8,728,602,012.80, 13,092,903,019.20 and 2,517,969,910.40

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Solution

The fourth proportional to 8,728,602,012.80, 13,092,903,019.20 and 2,517,969,910.40 is: 3,776,954,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,602,012.80 : 13,092,903,019.20 = 2,517,969,910.40 : x
  2. Step 2: Convert to fraction form
    8,728,602,012.80/13,092,903,019.20 = 2,517,969,910.40/x
  3. Step 3: Cross multiply
    8,728,602,012.80x = 13,092,903,019.20 × 2,517,969,910.40
  4. Step 4: Simplify right side
    8,728,602,012.80x = 32,967,535,842,130,915,328
  5. Step 5: Solve for x
    x = 32,967,535,842,130,915,328/8,728,602,012.80
  6. Step 6: Final answer
    x = 3,776,954,865.60

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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.