Home / 621,790,580.93-933,008,664.42-253,595,659.01

Finding the Fourth Proportional to 621,790,580.93, 933,008,664.42 and 253,595,659.01

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Solution

The fourth proportional to 621,790,580.93, 933,008,664.42 and 253,595,659.01 is: 380,525,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,790,580.93 : 933,008,664.42 = 253,595,659.01 : x
  2. Step 2: Convert to fraction form
    621,790,580.93/933,008,664.42 = 253,595,659.01/x
  3. Step 3: Cross multiply
    621,790,580.93x = 933,008,664.42 × 253,595,659.01
  4. Step 4: Simplify right side
    621,790,580.93x = 236,606,947,110,964,768
  5. Step 5: Solve for x
    x = 236,606,947,110,964,768/621,790,580.93
  6. Step 6: Final answer
    x = 380,525,138.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.