Home / 161,284,620,876.20-241,926,931,314.30-105,558,993,074.60

Finding the Fourth Proportional to 161,284,620,876.20, 241,926,931,314.30 and 105,558,993,074.60

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Solution

The fourth proportional to 161,284,620,876.20, 241,926,931,314.30 and 105,558,993,074.60 is: 158,338,489,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,284,620,876.20 : 241,926,931,314.30 = 105,558,993,074.60 : x
  2. Step 2: Convert to fraction form
    161,284,620,876.20/241,926,931,314.30 = 105,558,993,074.60/x
  3. Step 3: Cross multiply
    161,284,620,876.20x = 241,926,931,314.30 × 105,558,993,074.60
  4. Step 4: Simplify right side
    161,284,620,876.20x = 25,537,563,267,165,421,830,144
  5. Step 5: Solve for x
    x = 25,537,563,267,165,421,830,144/161,284,620,876.20
  6. Step 6: Final answer
    x = 158,338,489,611.90

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Double scale
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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.