Home / 490,848,576.30-736,272,864.45-307,182,566.70

Finding the Fourth Proportional to 490,848,576.30, 736,272,864.45 and 307,182,566.70

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Solution

The fourth proportional to 490,848,576.30, 736,272,864.45 and 307,182,566.70 is: 460,773,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,848,576.30 : 736,272,864.45 = 307,182,566.70 : x
  2. Step 2: Convert to fraction form
    490,848,576.30/736,272,864.45 = 307,182,566.70/x
  3. Step 3: Cross multiply
    490,848,576.30x = 736,272,864.45 × 307,182,566.70
  4. Step 4: Simplify right side
    490,848,576.30x = 226,170,188,293,312,192
  5. Step 5: Solve for x
    x = 226,170,188,293,312,192/490,848,576.30
  6. Step 6: Final answer
    x = 460,773,850.05

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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.