Home / 1,774,248,640.40-2,661,372,960.60-1,315,083,616.40

Finding the Fourth Proportional to 1,774,248,640.40, 2,661,372,960.60 and 1,315,083,616.40

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Solution

The fourth proportional to 1,774,248,640.40, 2,661,372,960.60 and 1,315,083,616.40 is: 1,972,625,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,248,640.40 : 2,661,372,960.60 = 1,315,083,616.40 : x
  2. Step 2: Convert to fraction form
    1,774,248,640.40/2,661,372,960.60 = 1,315,083,616.40/x
  3. Step 3: Cross multiply
    1,774,248,640.40x = 2,661,372,960.60 × 1,315,083,616.40
  4. Step 4: Simplify right side
    1,774,248,640.40x = 3,499,927,977,615,022,592
  5. Step 5: Solve for x
    x = 3,499,927,977,615,022,592/1,774,248,640.40
  6. Step 6: Final answer
    x = 1,972,625,424.60

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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.