Home / 264,569,766.85-396,828,989.47-80,338,838.14

Finding the Fourth Proportional to 264,569,766.85, 396,828,989.47 and 80,338,838.14

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Solution

The fourth proportional to 264,569,766.85, 396,828,989.47 and 80,338,838.14 is: 120,500,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,569,766.85 : 396,828,989.47 = 80,338,838.14 : x
  2. Step 2: Convert to fraction form
    264,569,766.85/396,828,989.47 = 80,338,838.14/x
  3. Step 3: Cross multiply
    264,569,766.85x = 396,828,989.47 × 80,338,838.14
  4. Step 4: Simplify right side
    264,569,766.85x = 31,880,779,954,290,096
  5. Step 5: Solve for x
    x = 31,880,779,954,290,096/264,569,766.85
  6. Step 6: Final answer
    x = 120,500,465.09

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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.