Home / 2,618,801,992.13-3,618,674,080.79-1,864,806,147.25

Finding the Fourth Proportional to 2,618,801,992.13, 3,618,674,080.79 and 1,864,806,147.25

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Solution

The fourth proportional to 2,618,801,992.13, 3,618,674,080.79 and 1,864,806,147.25 is: 2,576,798,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,801,992.13 : 3,618,674,080.79 = 1,864,806,147.25 : x
  2. Step 2: Convert to fraction form
    2,618,801,992.13/3,618,674,080.79 = 1,864,806,147.25/x
  3. Step 3: Cross multiply
    2,618,801,992.13x = 3,618,674,080.79 × 1,864,806,147.25
  4. Step 4: Simplify right side
    2,618,801,992.13x = 6,748,125,670,733,064,192
  5. Step 5: Solve for x
    x = 6,748,125,670,733,064,192/2,618,801,992.13
  6. Step 6: Final answer
    x = 2,576,798,738.90

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Double scale
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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.