Home / 1,664,398,788.57-2,295,999,521.01-1,029,116,204.64

Finding the Fourth Proportional to 1,664,398,788.57, 2,295,999,521.01 and 1,029,116,204.64

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Solution

The fourth proportional to 1,664,398,788.57, 2,295,999,521.01 and 1,029,116,204.64 is: 1,419,641,932.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,398,788.57 : 2,295,999,521.01 = 1,029,116,204.64 : x
  2. Step 2: Convert to fraction form
    1,664,398,788.57/2,295,999,521.01 = 1,029,116,204.64/x
  3. Step 3: Cross multiply
    1,664,398,788.57x = 2,295,999,521.01 × 1,029,116,204.64
  4. Step 4: Simplify right side
    1,664,398,788.57x = 2,362,850,312,917,069,312
  5. Step 5: Solve for x
    x = 2,362,850,312,917,069,312/1,664,398,788.57
  6. Step 6: Final answer
    x = 1,419,641,932.66

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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.