Home / 458,544,786.21-632,818,371.51-345,311,570.88

Finding the Fourth Proportional to 458,544,786.21, 632,818,371.51 and 345,311,570.88

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Solution

The fourth proportional to 458,544,786.21, 632,818,371.51 and 345,311,570.88 is: 476,549,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,544,786.21 : 632,818,371.51 = 345,311,570.88 : x
  2. Step 2: Convert to fraction form
    458,544,786.21/632,818,371.51 = 345,311,570.88/x
  3. Step 3: Cross multiply
    458,544,786.21x = 632,818,371.51 × 345,311,570.88
  4. Step 4: Simplify right side
    458,544,786.21x = 218,519,505,947,841,536
  5. Step 5: Solve for x
    x = 218,519,505,947,841,536/458,544,786.21
  6. Step 6: Final answer
    x = 476,549,974.00

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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.