Home / 1,851,927,014.34-2,555,662,078.62-1,005,154,640.82

Finding the Fourth Proportional to 1,851,927,014.34, 2,555,662,078.62 and 1,005,154,640.82

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Solution

The fourth proportional to 1,851,927,014.34, 2,555,662,078.62 and 1,005,154,640.82 is: 1,387,114,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,927,014.34 : 2,555,662,078.62 = 1,005,154,640.82 : x
  2. Step 2: Convert to fraction form
    1,851,927,014.34/2,555,662,078.62 = 1,005,154,640.82/x
  3. Step 3: Cross multiply
    1,851,927,014.34x = 2,555,662,078.62 × 1,005,154,640.82
  4. Step 4: Simplify right side
    1,851,927,014.34x = 2,568,835,598,692,580,864
  5. Step 5: Solve for x
    x = 2,568,835,598,692,580,864/1,851,927,014.34
  6. Step 6: Final answer
    x = 1,387,114,923.43

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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.