Home / 489,209,181.63-733,813,771.23-178,340,111.52

Finding the Fourth Proportional to 489,209,181.63, 733,813,771.23 and 178,340,111.52

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Solution

The fourth proportional to 489,209,181.63, 733,813,771.23 and 178,340,111.52 is: 267,510,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,209,181.63 : 733,813,771.23 = 178,340,111.52 : x
  2. Step 2: Convert to fraction form
    489,209,181.63/733,813,771.23 = 178,340,111.52/x
  3. Step 3: Cross multiply
    489,209,181.63x = 733,813,771.23 × 178,340,111.52
  4. Step 4: Simplify right side
    489,209,181.63x = 130,868,429,796,069,984
  5. Step 5: Solve for x
    x = 130,868,429,796,069,984/489,209,181.63
  6. Step 6: Final answer
    x = 267,510,166.84

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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.