Home / 1,280,571,593.76-1,767,208,862.16-751,947,268.32

Finding the Fourth Proportional to 1,280,571,593.76, 1,767,208,862.16 and 751,947,268.32

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Solution

The fourth proportional to 1,280,571,593.76, 1,767,208,862.16 and 751,947,268.32 is: 1,037,699,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,571,593.76 : 1,767,208,862.16 = 751,947,268.32 : x
  2. Step 2: Convert to fraction form
    1,280,571,593.76/1,767,208,862.16 = 751,947,268.32/x
  3. Step 3: Cross multiply
    1,280,571,593.76x = 1,767,208,862.16 × 751,947,268.32
  4. Step 4: Simplify right side
    1,280,571,593.76x = 1,328,847,876,452,107,520
  5. Step 5: Solve for x
    x = 1,328,847,876,452,107,520/1,280,571,593.76
  6. Step 6: Final answer
    x = 1,037,699,011.07

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Double scale
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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.