Home / 209,236,022,300.41-313,903,915,772.55-67,745,486,569.39

Finding the Fourth Proportional to 209,236,022,300.41, 313,903,915,772.55 and 67,745,486,569.39

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Solution

The fourth proportional to 209,236,022,300.41, 313,903,915,772.55 and 67,745,486,569.39 is: 101,634,380,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,236,022,300.41 : 313,903,915,772.55 = 67,745,486,569.39 : x
  2. Step 2: Convert to fraction form
    209,236,022,300.41/313,903,915,772.55 = 67,745,486,569.39/x
  3. Step 3: Cross multiply
    209,236,022,300.41x = 313,903,915,772.55 × 67,745,486,569.39
  4. Step 4: Simplify right side
    209,236,022,300.41x = 21,265,573,510,048,213,106,688
  5. Step 5: Solve for x
    x = 21,265,573,510,048,213,106,688/209,236,022,300.41
  6. Step 6: Final answer
    x = 101,634,380,525.15

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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.