Home / 806,223,174.64-1,112,517,018.11-448,963,955.28

Finding the Fourth Proportional to 806,223,174.64, 1,112,517,018.11 and 448,963,955.28

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Solution

The fourth proportional to 806,223,174.64, 1,112,517,018.11 and 448,963,955.28 is: 619,530,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,223,174.64 : 1,112,517,018.11 = 448,963,955.28 : x
  2. Step 2: Convert to fraction form
    806,223,174.64/1,112,517,018.11 = 448,963,955.28/x
  3. Step 3: Cross multiply
    806,223,174.64x = 1,112,517,018.11 × 448,963,955.28
  4. Step 4: Simplify right side
    806,223,174.64x = 499,480,040,768,099,328
  5. Step 5: Solve for x
    x = 499,480,040,768,099,328/806,223,174.64
  6. Step 6: Final answer
    x = 619,530,740.97

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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.