Home / 272,361,696.28-408,512,271.30-97,477,667.80

Finding the Fourth Proportional to 272,361,696.28, 408,512,271.30 and 97,477,667.80

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Solution

The fourth proportional to 272,361,696.28, 408,512,271.30 and 97,477,667.80 is: 146,205,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,361,696.28 : 408,512,271.30 = 97,477,667.80 : x
  2. Step 2: Convert to fraction form
    272,361,696.28/408,512,271.30 = 97,477,667.80/x
  3. Step 3: Cross multiply
    272,361,696.28x = 408,512,271.30 × 97,477,667.80
  4. Step 4: Simplify right side
    272,361,696.28x = 39,820,823,474,004,872
  5. Step 5: Solve for x
    x = 39,820,823,474,004,872/272,361,696.28
  6. Step 6: Final answer
    x = 146,205,667.02

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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.