Home / 239,351,010.60-359,026,515.90-209,117,922.60

Finding the Fourth Proportional to 239,351,010.60, 359,026,515.90 and 209,117,922.60

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Solution

The fourth proportional to 239,351,010.60, 359,026,515.90 and 209,117,922.60 is: 313,676,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,351,010.60 : 359,026,515.90 = 209,117,922.60 : x
  2. Step 2: Convert to fraction form
    239,351,010.60/359,026,515.90 = 209,117,922.60/x
  3. Step 3: Cross multiply
    239,351,010.60x = 359,026,515.90 × 209,117,922.60
  4. Step 4: Simplify right side
    239,351,010.60x = 75,078,879,163,323,856
  5. Step 5: Solve for x
    x = 75,078,879,163,323,856/239,351,010.60
  6. Step 6: Final answer
    x = 313,676,883.90

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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.