Home / 1,494,769,004.20-2,242,153,506.30-621,080,000.20

Finding the Fourth Proportional to 1,494,769,004.20, 2,242,153,506.30 and 621,080,000.20

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Solution

The fourth proportional to 1,494,769,004.20, 2,242,153,506.30 and 621,080,000.20 is: 931,620,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,769,004.20 : 2,242,153,506.30 = 621,080,000.20 : x
  2. Step 2: Convert to fraction form
    1,494,769,004.20/2,242,153,506.30 = 621,080,000.20/x
  3. Step 3: Cross multiply
    1,494,769,004.20x = 2,242,153,506.30 × 621,080,000.20
  4. Step 4: Simplify right side
    1,494,769,004.20x = 1,392,556,700,141,234,944
  5. Step 5: Solve for x
    x = 1,392,556,700,141,234,944/1,494,769,004.20
  6. Step 6: Final answer
    x = 931,620,000.30

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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.