Home / 300,303,676.20-450,455,514.30-235,806,421.80

Finding the Fourth Proportional to 300,303,676.20, 450,455,514.30 and 235,806,421.80

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Solution

The fourth proportional to 300,303,676.20, 450,455,514.30 and 235,806,421.80 is: 353,709,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,303,676.20 : 450,455,514.30 = 235,806,421.80 : x
  2. Step 2: Convert to fraction form
    300,303,676.20/450,455,514.30 = 235,806,421.80/x
  3. Step 3: Cross multiply
    300,303,676.20x = 450,455,514.30 × 235,806,421.80
  4. Step 4: Simplify right side
    300,303,676.20x = 106,220,303,007,161,744
  5. Step 5: Solve for x
    x = 106,220,303,007,161,744/300,303,676.20
  6. Step 6: Final answer
    x = 353,709,632.70

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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.