Home / 209,953,675.20-314,930,512.80-185,294,812.80

Finding the Fourth Proportional to 209,953,675.20, 314,930,512.80 and 185,294,812.80

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Solution

The fourth proportional to 209,953,675.20, 314,930,512.80 and 185,294,812.80 is: 277,942,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,675.20 : 314,930,512.80 = 185,294,812.80 : x
  2. Step 2: Convert to fraction form
    209,953,675.20/314,930,512.80 = 185,294,812.80/x
  3. Step 3: Cross multiply
    209,953,675.20x = 314,930,512.80 × 185,294,812.80
  4. Step 4: Simplify right side
    209,953,675.20x = 58,354,990,414,284,008
  5. Step 5: Solve for x
    x = 58,354,990,414,284,008/209,953,675.20
  6. Step 6: Final answer
    x = 277,942,219.20

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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.