Home / 622,891,011.20-934,336,516.80-300,404,739.20

Finding the Fourth Proportional to 622,891,011.20, 934,336,516.80 and 300,404,739.20

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Solution

The fourth proportional to 622,891,011.20, 934,336,516.80 and 300,404,739.20 is: 450,607,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,891,011.20 : 934,336,516.80 = 300,404,739.20 : x
  2. Step 2: Convert to fraction form
    622,891,011.20/934,336,516.80 = 300,404,739.20/x
  3. Step 3: Cross multiply
    622,891,011.20x = 934,336,516.80 × 300,404,739.20
  4. Step 4: Simplify right side
    622,891,011.20x = 280,679,117,654,340,384
  5. Step 5: Solve for x
    x = 280,679,117,654,340,384/622,891,011.20
  6. Step 6: Final answer
    x = 450,607,108.80

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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.