Home / 1,760,206,821.10-2,640,310,231.65-533,215,840.30

Finding the Fourth Proportional to 1,760,206,821.10, 2,640,310,231.65 and 533,215,840.30

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Solution

The fourth proportional to 1,760,206,821.10, 2,640,310,231.65 and 533,215,840.30 is: 799,823,760.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,206,821.10 : 2,640,310,231.65 = 533,215,840.30 : x
  2. Step 2: Convert to fraction form
    1,760,206,821.10/2,640,310,231.65 = 533,215,840.30/x
  3. Step 3: Cross multiply
    1,760,206,821.10x = 2,640,310,231.65 × 533,215,840.30
  4. Step 4: Simplify right side
    1,760,206,821.10x = 1,407,855,238,821,942,528
  5. Step 5: Solve for x
    x = 1,407,855,238,821,942,528/1,760,206,821.10
  6. Step 6: Final answer
    x = 799,823,760.45

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Double scale
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Similar ratio
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1.5x scale

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.