Home / 1,057,321,418.26-1,459,018,014.39-611,313,397.19

Finding the Fourth Proportional to 1,057,321,418.26, 1,459,018,014.39 and 611,313,397.19

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Solution

The fourth proportional to 1,057,321,418.26, 1,459,018,014.39 and 611,313,397.19 is: 843,563,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,321,418.26 : 1,459,018,014.39 = 611,313,397.19 : x
  2. Step 2: Convert to fraction form
    1,057,321,418.26/1,459,018,014.39 = 611,313,397.19/x
  3. Step 3: Cross multiply
    1,057,321,418.26x = 1,459,018,014.39 × 611,313,397.19
  4. Step 4: Simplify right side
    1,057,321,418.26x = 891,917,258,938,159,360
  5. Step 5: Solve for x
    x = 891,917,258,938,159,360/1,057,321,418.26
  6. Step 6: Final answer
    x = 843,563,029.68

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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.