Home / 442,578,645.36-610,190,751.96-362,900,150.64

Finding the Fourth Proportional to 442,578,645.36, 610,190,751.96 and 362,900,150.64

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Solution

The fourth proportional to 442,578,645.36, 610,190,751.96 and 362,900,150.64 is: 500,336,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,578,645.36 : 610,190,751.96 = 362,900,150.64 : x
  2. Step 2: Convert to fraction form
    442,578,645.36/610,190,751.96 = 362,900,150.64/x
  3. Step 3: Cross multiply
    442,578,645.36x = 610,190,751.96 × 362,900,150.64
  4. Step 4: Simplify right side
    442,578,645.36x = 221,438,315,805,418,880
  5. Step 5: Solve for x
    x = 221,438,315,805,418,880/442,578,645.36
  6. Step 6: Final answer
    x = 500,336,647.80

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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.