Home / 199,314,435,510.60-278,517,781,954.20-199,314,435,510.60

Finding the Fourth Proportional to 199,314,435,510.60, 278,517,781,954.20 and 199,314,435,510.60

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Solution

The fourth proportional to 199,314,435,510.60, 278,517,781,954.20 and 199,314,435,510.60 is: 278,517,781,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,314,435,510.60 : 278,517,781,954.20 = 199,314,435,510.60 : x
  2. Step 2: Convert to fraction form
    199,314,435,510.60/278,517,781,954.20 = 199,314,435,510.60/x
  3. Step 3: Cross multiply
    199,314,435,510.60x = 278,517,781,954.20 × 199,314,435,510.60
  4. Step 4: Simplify right side
    199,314,435,510.60x = 55,512,614,489,865,750,315,008
  5. Step 5: Solve for x
    x = 55,512,614,489,865,750,315,008/199,314,435,510.60
  6. Step 6: Final answer
    x = 278,517,781,954.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.