Home / 798,901,383-1,102,517,956.87-446,477,363.36

Finding the Fourth Proportional to 798,901,383, 1,102,517,956.87 and 446,477,363.36

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Solution

The fourth proportional to 798,901,383, 1,102,517,956.87 and 446,477,363.36 is: 616,157,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,901,383 : 1,102,517,956.87 = 446,477,363.36 : x
  2. Step 2: Convert to fraction form
    798,901,383/1,102,517,956.87 = 446,477,363.36/x
  3. Step 3: Cross multiply
    798,901,383x = 1,102,517,956.87 × 446,477,363.36
  4. Step 4: Simplify right side
    798,901,383x = 492,249,310,433,743,040
  5. Step 5: Solve for x
    x = 492,249,310,433,743,040/798,901,383
  6. Step 6: Final answer
    x = 616,157,789.82

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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.