Home / 396,010,947.40-593,780,225.10-242,766,982.60

Finding the Fourth Proportional to 396,010,947.40, 593,780,225.10 and 242,766,982.60

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Solution

The fourth proportional to 396,010,947.40, 593,780,225.10 and 242,766,982.60 is: 364,005,678.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,010,947.40 : 593,780,225.10 = 242,766,982.60 : x
  2. Step 2: Convert to fraction form
    396,010,947.40/593,780,225.10 = 242,766,982.60/x
  3. Step 3: Cross multiply
    396,010,947.40x = 593,780,225.10 × 242,766,982.60
  4. Step 4: Simplify right side
    396,010,947.40x = 144,150,233,575,075,776
  5. Step 5: Solve for x
    x = 144,150,233,575,075,776/396,010,947.40
  6. Step 6: Final answer
    x = 364,005,678.43

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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.