Home / 331,938,694.20-497,908,041.30-235,003,855.80

Finding the Fourth Proportional to 331,938,694.20, 497,908,041.30 and 235,003,855.80

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Solution

The fourth proportional to 331,938,694.20, 497,908,041.30 and 235,003,855.80 is: 352,505,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,938,694.20 : 497,908,041.30 = 235,003,855.80 : x
  2. Step 2: Convert to fraction form
    331,938,694.20/497,908,041.30 = 235,003,855.80/x
  3. Step 3: Cross multiply
    331,938,694.20x = 497,908,041.30 × 235,003,855.80
  4. Step 4: Simplify right side
    331,938,694.20x = 117,010,309,539,325,648
  5. Step 5: Solve for x
    x = 117,010,309,539,325,648/331,938,694.20
  6. Step 6: Final answer
    x = 352,505,783.70

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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.