Home / 331,844,106.20-497,766,159.30-209,160,951.35

Finding the Fourth Proportional to 331,844,106.20, 497,766,159.30 and 209,160,951.35

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Solution

The fourth proportional to 331,844,106.20, 497,766,159.30 and 209,160,951.35 is: 313,741,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,844,106.20 : 497,766,159.30 = 209,160,951.35 : x
  2. Step 2: Convert to fraction form
    331,844,106.20/497,766,159.30 = 209,160,951.35/x
  3. Step 3: Cross multiply
    331,844,106.20x = 497,766,159.30 × 209,160,951.35
  4. Step 4: Simplify right side
    331,844,106.20x = 104,113,243,429,023,648
  5. Step 5: Solve for x
    x = 104,113,243,429,023,648/331,844,106.20
  6. Step 6: Final answer
    x = 313,741,427.03

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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.