Home / 447,189,172.43-617,141,425.41-248,963,257.14

Finding the Fourth Proportional to 447,189,172.43, 617,141,425.41 and 248,963,257.14

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Solution

The fourth proportional to 447,189,172.43, 617,141,425.41 and 248,963,257.14 is: 343,580,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,189,172.43 : 617,141,425.41 = 248,963,257.14 : x
  2. Step 2: Convert to fraction form
    447,189,172.43/617,141,425.41 = 248,963,257.14/x
  3. Step 3: Cross multiply
    447,189,172.43x = 617,141,425.41 × 248,963,257.14
  4. Step 4: Simplify right side
    447,189,172.43x = 153,645,539,386,095,936
  5. Step 5: Solve for x
    x = 153,645,539,386,095,936/447,189,172.43
  6. Step 6: Final answer
    x = 343,580,634.01

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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.