Home / 603,611,996.40-905,334,013.80-194,709,481.20

Finding the Fourth Proportional to 603,611,996.40, 905,334,013.80 and 194,709,481.20

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Solution

The fourth proportional to 603,611,996.40, 905,334,013.80 and 194,709,481.20 is: 292,037,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,611,996.40 : 905,334,013.80 = 194,709,481.20 : x
  2. Step 2: Convert to fraction form
    603,611,996.40/905,334,013.80 = 194,709,481.20/x
  3. Step 3: Cross multiply
    603,611,996.40x = 905,334,013.80 × 194,709,481.20
  4. Step 4: Simplify right side
    603,611,996.40x = 176,277,116,139,711,616
  5. Step 5: Solve for x
    x = 176,277,116,139,711,616/603,611,996.40
  6. Step 6: Final answer
    x = 292,037,131.79

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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.