Home / 336,302,648.80-504,453,973.20-197,986,271.20

Finding the Fourth Proportional to 336,302,648.80, 504,453,973.20 and 197,986,271.20

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Solution

The fourth proportional to 336,302,648.80, 504,453,973.20 and 197,986,271.20 is: 296,979,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,302,648.80 : 504,453,973.20 = 197,986,271.20 : x
  2. Step 2: Convert to fraction form
    336,302,648.80/504,453,973.20 = 197,986,271.20/x
  3. Step 3: Cross multiply
    336,302,648.80x = 504,453,973.20 × 197,986,271.20
  4. Step 4: Simplify right side
    336,302,648.80x = 99,874,961,145,892,720
  5. Step 5: Solve for x
    x = 99,874,961,145,892,720/336,302,648.80
  6. Step 6: Final answer
    x = 296,979,406.80

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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.