Home / 3,082,425,831.90-4,253,747,678.51-1,672,729,794.79

Finding the Fourth Proportional to 3,082,425,831.90, 4,253,747,678.51 and 1,672,729,794.79

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Solution

The fourth proportional to 3,082,425,831.90, 4,253,747,678.51 and 1,672,729,794.79 is: 2,308,367,133.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,425,831.90 : 4,253,747,678.51 = 1,672,729,794.79 : x
  2. Step 2: Convert to fraction form
    3,082,425,831.90/4,253,747,678.51 = 1,672,729,794.79/x
  3. Step 3: Cross multiply
    3,082,425,831.90x = 4,253,747,678.51 × 1,672,729,794.79
  4. Step 4: Simplify right side
    3,082,425,831.90x = 7,115,370,481,343,472,640
  5. Step 5: Solve for x
    x = 7,115,370,481,343,472,640/3,082,425,831.90
  6. Step 6: Final answer
    x = 2,308,367,133.35

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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.