Home / 11,730,969,969.60-17,616,862,288.80-6,220,989,681.60

Finding the Fourth Proportional to 11,730,969,969.60, 17,616,862,288.80 and 6,220,989,681.60

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Solution

The fourth proportional to 11,730,969,969.60, 17,616,862,288.80 and 6,220,989,681.60 is: 9,342,306,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730,969,969.60 : 17,616,862,288.80 = 6,220,989,681.60 : x
  2. Step 2: Convert to fraction form
    11,730,969,969.60/17,616,862,288.80 = 6,220,989,681.60/x
  3. Step 3: Cross multiply
    11,730,969,969.60x = 17,616,862,288.80 × 6,220,989,681.60
  4. Step 4: Simplify right side
    11,730,969,969.60x = 109,594,318,520,792,956,928
  5. Step 5: Solve for x
    x = 109,594,318,520,792,956,928/11,730,969,969.60
  6. Step 6: Final answer
    x = 9,342,306,629.78

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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.