Home / 198,570,416,423.10-297,853,661,770.26-90,974,167,674.39

Finding the Fourth Proportional to 198,570,416,423.10, 297,853,661,770.26 and 90,974,167,674.39

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Solution

The fourth proportional to 198,570,416,423.10, 297,853,661,770.26 and 90,974,167,674.39 is: 136,460,352,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,570,416,423.10 : 297,853,661,770.26 = 90,974,167,674.39 : x
  2. Step 2: Convert to fraction form
    198,570,416,423.10/297,853,661,770.26 = 90,974,167,674.39/x
  3. Step 3: Cross multiply
    198,570,416,423.10x = 297,853,661,770.26 × 90,974,167,674.39
  4. Step 4: Simplify right side
    198,570,416,423.10x = 27,096,988,968,318,681,481,216
  5. Step 5: Solve for x
    x = 27,096,988,968,318,681,481,216/198,570,416,423.10
  6. Step 6: Final answer
    x = 136,460,352,233.85

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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.