Home / 115,893,504,885.60-173,840,257,328.40-115,158,840,847.20

Finding the Fourth Proportional to 115,893,504,885.60, 173,840,257,328.40 and 115,158,840,847.20

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Solution

The fourth proportional to 115,893,504,885.60, 173,840,257,328.40 and 115,158,840,847.20 is: 172,738,261,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,504,885.60 : 173,840,257,328.40 = 115,158,840,847.20 : x
  2. Step 2: Convert to fraction form
    115,893,504,885.60/173,840,257,328.40 = 115,158,840,847.20/x
  3. Step 3: Cross multiply
    115,893,504,885.60x = 173,840,257,328.40 × 115,158,840,847.20
  4. Step 4: Simplify right side
    115,893,504,885.60x = 20,019,242,526,517,506,342,912
  5. Step 5: Solve for x
    x = 20,019,242,526,517,506,342,912/115,893,504,885.60
  6. Step 6: Final answer
    x = 172,738,261,270.80

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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.