Home / 1,886,976,029.40-2,830,464,044.10-1,335,978,000.60

Finding the Fourth Proportional to 1,886,976,029.40, 2,830,464,044.10 and 1,335,978,000.60

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Solution

The fourth proportional to 1,886,976,029.40, 2,830,464,044.10 and 1,335,978,000.60 is: 2,003,967,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,976,029.40 : 2,830,464,044.10 = 1,335,978,000.60 : x
  2. Step 2: Convert to fraction form
    1,886,976,029.40/2,830,464,044.10 = 1,335,978,000.60/x
  3. Step 3: Cross multiply
    1,886,976,029.40x = 2,830,464,044.10 × 1,335,978,000.60
  4. Step 4: Simplify right side
    1,886,976,029.40x = 3,781,437,694,406,907,904
  5. Step 5: Solve for x
    x = 3,781,437,694,406,907,904/1,886,976,029.40
  6. Step 6: Final answer
    x = 2,003,967,000.90

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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.