Home / 3,188,323,938.54-4,400,762,166.90-1,850,644,986.36

Finding the Fourth Proportional to 3,188,323,938.54, 4,400,762,166.90 and 1,850,644,986.36

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Solution

The fourth proportional to 3,188,323,938.54, 4,400,762,166.90 and 1,850,644,986.36 is: 2,554,398,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,323,938.54 : 4,400,762,166.90 = 1,850,644,986.36 : x
  2. Step 2: Convert to fraction form
    3,188,323,938.54/4,400,762,166.90 = 1,850,644,986.36/x
  3. Step 3: Cross multiply
    3,188,323,938.54x = 4,400,762,166.90 × 1,850,644,986.36
  4. Step 4: Simplify right side
    3,188,323,938.54x = 8,144,248,440,336,252,928
  5. Step 5: Solve for x
    x = 8,144,248,440,336,252,928/3,188,323,938.54
  6. Step 6: Final answer
    x = 2,554,398,046.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.