Home / 338,295,280.02-507,445,162.07-131,056,706.67

Finding the Fourth Proportional to 338,295,280.02, 507,445,162.07 and 131,056,706.67

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Solution

The fourth proportional to 338,295,280.02, 507,445,162.07 and 131,056,706.67 is: 196,585,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,295,280.02 : 507,445,162.07 = 131,056,706.67 : x
  2. Step 2: Convert to fraction form
    338,295,280.02/507,445,162.07 = 131,056,706.67/x
  3. Step 3: Cross multiply
    338,295,280.02x = 507,445,162.07 × 131,056,706.67
  4. Step 4: Simplify right side
    338,295,280.02x = 66,504,091,755,863,320
  5. Step 5: Solve for x
    x = 66,504,091,755,863,320/338,295,280.02
  6. Step 6: Final answer
    x = 196,585,928.58

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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.