Home / 1,692,256,961.15-2,335,387,542.98-939,570,173.81

Finding the Fourth Proportional to 1,692,256,961.15, 2,335,387,542.98 and 939,570,173.81

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Solution

The fourth proportional to 1,692,256,961.15, 2,335,387,542.98 and 939,570,173.81 is: 1,296,647,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,256,961.15 : 2,335,387,542.98 = 939,570,173.81 : x
  2. Step 2: Convert to fraction form
    1,692,256,961.15/2,335,387,542.98 = 939,570,173.81/x
  3. Step 3: Cross multiply
    1,692,256,961.15x = 2,335,387,542.98 × 939,570,173.81
  4. Step 4: Simplify right side
    1,692,256,961.15x = 2,194,260,479,663,810,304
  5. Step 5: Solve for x
    x = 2,194,260,479,663,810,304/1,692,256,961.15
  6. Step 6: Final answer
    x = 1,296,647,335.51

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1.5x scale

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.