Home / 2,939,328,011.20-4,408,992,016.80-1,646,695,537.60

Finding the Fourth Proportional to 2,939,328,011.20, 4,408,992,016.80 and 1,646,695,537.60

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Solution

The fourth proportional to 2,939,328,011.20, 4,408,992,016.80 and 1,646,695,537.60 is: 2,470,043,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,328,011.20 : 4,408,992,016.80 = 1,646,695,537.60 : x
  2. Step 2: Convert to fraction form
    2,939,328,011.20/4,408,992,016.80 = 1,646,695,537.60/x
  3. Step 3: Cross multiply
    2,939,328,011.20x = 4,408,992,016.80 × 1,646,695,537.60
  4. Step 4: Simplify right side
    2,939,328,011.20x = 7,260,267,479,378,584,576
  5. Step 5: Solve for x
    x = 7,260,267,479,378,584,576/2,939,328,011.20
  6. Step 6: Final answer
    x = 2,470,043,306.40

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1.5x scale

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.