Home / 519,525,645.24-716,945,163.89-281,370,840.60

Finding the Fourth Proportional to 519,525,645.24, 716,945,163.89 and 281,370,840.60

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Solution

The fourth proportional to 519,525,645.24, 716,945,163.89 and 281,370,840.60 is: 388,291,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,525,645.24 : 716,945,163.89 = 281,370,840.60 : x
  2. Step 2: Convert to fraction form
    519,525,645.24/716,945,163.89 = 281,370,840.60/x
  3. Step 3: Cross multiply
    519,525,645.24x = 716,945,163.89 × 281,370,840.60
  4. Step 4: Simplify right side
    519,525,645.24x = 201,727,463,422,842,496
  5. Step 5: Solve for x
    x = 201,727,463,422,842,496/519,525,645.24
  6. Step 6: Final answer
    x = 388,291,637.33

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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.