Home / 1,646,258,829.45-2,469,873,331.71-663,179,486.25

Finding the Fourth Proportional to 1,646,258,829.45, 2,469,873,331.71 and 663,179,486.25

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Solution

The fourth proportional to 1,646,258,829.45, 2,469,873,331.71 and 663,179,486.25 is: 994,964,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,258,829.45 : 2,469,873,331.71 = 663,179,486.25 : x
  2. Step 2: Convert to fraction form
    1,646,258,829.45/2,469,873,331.71 = 663,179,486.25/x
  3. Step 3: Cross multiply
    1,646,258,829.45x = 2,469,873,331.71 × 663,179,486.25
  4. Step 4: Simplify right side
    1,646,258,829.45x = 1,637,969,327,226,013,696
  5. Step 5: Solve for x
    x = 1,637,969,327,226,013,696/1,646,258,829.45
  6. Step 6: Final answer
    x = 994,964,642.21

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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.