Home / 207,793,272.57-311,697,880.67-92,778,811.35

Finding the Fourth Proportional to 207,793,272.57, 311,697,880.67 and 92,778,811.35

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Solution

The fourth proportional to 207,793,272.57, 311,697,880.67 and 92,778,811.35 is: 139,171,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,793,272.57 : 311,697,880.67 = 92,778,811.35 : x
  2. Step 2: Convert to fraction form
    207,793,272.57/311,697,880.67 = 92,778,811.35/x
  3. Step 3: Cross multiply
    207,793,272.57x = 311,697,880.67 × 92,778,811.35
  4. Step 4: Simplify right side
    207,793,272.57x = 28,918,958,868,876,740
  5. Step 5: Solve for x
    x = 28,918,958,868,876,740/207,793,272.57
  6. Step 6: Final answer
    x = 139,171,776.41

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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.