Home / 1,644,151,920.30-2,466,227,880.45-1,295,473,480.20

Finding the Fourth Proportional to 1,644,151,920.30, 2,466,227,880.45 and 1,295,473,480.20

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Solution

The fourth proportional to 1,644,151,920.30, 2,466,227,880.45 and 1,295,473,480.20 is: 1,943,210,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,151,920.30 : 2,466,227,880.45 = 1,295,473,480.20 : x
  2. Step 2: Convert to fraction form
    1,644,151,920.30/2,466,227,880.45 = 1,295,473,480.20/x
  3. Step 3: Cross multiply
    1,644,151,920.30x = 2,466,227,880.45 × 1,295,473,480.20
  4. Step 4: Simplify right side
    1,644,151,920.30x = 3,194,932,815,252,830,720
  5. Step 5: Solve for x
    x = 3,194,932,815,252,830,720/1,644,151,920.30
  6. Step 6: Final answer
    x = 1,943,210,220.30

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Double scale
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Similar ratio
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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.