Home / 1,057,321,417.26-1,459,018,013.01-611,313,396.19

Finding the Fourth Proportional to 1,057,321,417.26, 1,459,018,013.01 and 611,313,396.19

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Solution

The fourth proportional to 1,057,321,417.26, 1,459,018,013.01 and 611,313,396.19 is: 843,563,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,321,417.26 : 1,459,018,013.01 = 611,313,396.19 : x
  2. Step 2: Convert to fraction form
    1,057,321,417.26/1,459,018,013.01 = 611,313,396.19/x
  3. Step 3: Cross multiply
    1,057,321,417.26x = 1,459,018,013.01 × 611,313,396.19
  4. Step 4: Simplify right side
    1,057,321,417.26x = 891,917,256,639,176,192
  5. Step 5: Solve for x
    x = 891,917,256,639,176,192/1,057,321,417.26
  6. Step 6: Final answer
    x = 843,563,028.31

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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.