Home / 1,287,095,757.64-1,930,661,572.70-366,972,096.28

Finding the Fourth Proportional to 1,287,095,757.64, 1,930,661,572.70 and 366,972,096.28

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Solution

The fourth proportional to 1,287,095,757.64, 1,930,661,572.70 and 366,972,096.28 is: 550,463,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,287,095,757.64 : 1,930,661,572.70 = 366,972,096.28 : x
  2. Step 2: Convert to fraction form
    1,287,095,757.64/1,930,661,572.70 = 366,972,096.28/x
  3. Step 3: Cross multiply
    1,287,095,757.64x = 1,930,661,572.70 × 366,972,096.28
  4. Step 4: Simplify right side
    1,287,095,757.64x = 708,498,924,540,960,640
  5. Step 5: Solve for x
    x = 708,498,924,540,960,640/1,287,095,757.64
  6. Step 6: Final answer
    x = 550,463,258.34

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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.