Home / 827,458,007.90-1,241,187,011.85-366,907,300.70

Finding the Fourth Proportional to 827,458,007.90, 1,241,187,011.85 and 366,907,300.70

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Solution

The fourth proportional to 827,458,007.90, 1,241,187,011.85 and 366,907,300.70 is: 550,360,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,458,007.90 : 1,241,187,011.85 = 366,907,300.70 : x
  2. Step 2: Convert to fraction form
    827,458,007.90/1,241,187,011.85 = 366,907,300.70/x
  3. Step 3: Cross multiply
    827,458,007.90x = 1,241,187,011.85 × 366,907,300.70
  4. Step 4: Simplify right side
    827,458,007.90x = 455,400,576,181,782,336
  5. Step 5: Solve for x
    x = 455,400,576,181,782,336/827,458,007.90
  6. Step 6: Final answer
    x = 550,360,951.05

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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.