Home / 209,952,257.20-314,928,385.80-183,078,401.20

Finding the Fourth Proportional to 209,952,257.20, 314,928,385.80 and 183,078,401.20

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Solution

The fourth proportional to 209,952,257.20, 314,928,385.80 and 183,078,401.20 is: 274,617,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,257.20 : 314,928,385.80 = 183,078,401.20 : x
  2. Step 2: Convert to fraction form
    209,952,257.20/314,928,385.80 = 183,078,401.20/x
  3. Step 3: Cross multiply
    209,952,257.20x = 314,928,385.80 × 183,078,401.20
  4. Step 4: Simplify right side
    209,952,257.20x = 57,656,585,364,760,784
  5. Step 5: Solve for x
    x = 57,656,585,364,760,784/209,952,257.20
  6. Step 6: Final answer
    x = 274,617,601.80

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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.