Home / 1,579,594,968.27-2,179,909,577.84-874,746,949.77

Finding the Fourth Proportional to 1,579,594,968.27, 2,179,909,577.84 and 874,746,949.77

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Solution

The fourth proportional to 1,579,594,968.27, 2,179,909,577.84 and 874,746,949.77 is: 1,207,188,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,594,968.27 : 2,179,909,577.84 = 874,746,949.77 : x
  2. Step 2: Convert to fraction form
    1,579,594,968.27/2,179,909,577.84 = 874,746,949.77/x
  3. Step 3: Cross multiply
    1,579,594,968.27x = 2,179,909,577.84 × 874,746,949.77
  4. Step 4: Simplify right side
    1,579,594,968.27x = 1,906,869,253,985,574,656
  5. Step 5: Solve for x
    x = 1,906,869,253,985,574,656/1,579,594,968.27
  6. Step 6: Final answer
    x = 1,207,188,736.54

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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.