Home / 264,569,732.06-396,828,940.02-80,338,803.95

Finding the Fourth Proportional to 264,569,732.06, 396,828,940.02 and 80,338,803.95

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Solution

The fourth proportional to 264,569,732.06, 396,828,940.02 and 80,338,803.95 is: 120,500,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,569,732.06 : 396,828,940.02 = 80,338,803.95 : x
  2. Step 2: Convert to fraction form
    264,569,732.06/396,828,940.02 = 80,338,803.95/x
  3. Step 3: Cross multiply
    264,569,732.06x = 396,828,940.02 × 80,338,803.95
  4. Step 4: Simplify right side
    264,569,732.06x = 31,880,762,414,643,892
  5. Step 5: Solve for x
    x = 31,880,762,414,643,892/264,569,732.06
  6. Step 6: Final answer
    x = 120,500,414.64

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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.