Home / 314,839,573.45-434,617,929.89-203,384,757.13

Finding the Fourth Proportional to 314,839,573.45, 434,617,929.89 and 203,384,757.13

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Solution

The fourth proportional to 314,839,573.45, 434,617,929.89 and 203,384,757.13 is: 280,760,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,839,573.45 : 434,617,929.89 = 203,384,757.13 : x
  2. Step 2: Convert to fraction form
    314,839,573.45/434,617,929.89 = 203,384,757.13/x
  3. Step 3: Cross multiply
    314,839,573.45x = 434,617,929.89 × 203,384,757.13
  4. Step 4: Simplify right side
    314,839,573.45x = 88,394,662,113,680,240
  5. Step 5: Solve for x
    x = 88,394,662,113,680,240/314,839,573.45
  6. Step 6: Final answer
    x = 280,760,963.90

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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.