Home / 204,516,211,510.80-306,774,317,266.20-85,093,845,776.55

Finding the Fourth Proportional to 204,516,211,510.80, 306,774,317,266.20 and 85,093,845,776.55

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Solution

The fourth proportional to 204,516,211,510.80, 306,774,317,266.20 and 85,093,845,776.55 is: 127,640,768,664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,516,211,510.80 : 306,774,317,266.20 = 85,093,845,776.55 : x
  2. Step 2: Convert to fraction form
    204,516,211,510.80/306,774,317,266.20 = 85,093,845,776.55/x
  3. Step 3: Cross multiply
    204,516,211,510.80x = 306,774,317,266.20 × 85,093,845,776.55
  4. Step 4: Simplify right side
    204,516,211,510.80x = 26,104,606,441,656,444,518,400
  5. Step 5: Solve for x
    x = 26,104,606,441,656,444,518,400/204,516,211,510.80
  6. Step 6: Final answer
    x = 127,640,768,664.83

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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.