Home / 355,290,692.70-532,936,039.05-269,197,250.70

Finding the Fourth Proportional to 355,290,692.70, 532,936,039.05 and 269,197,250.70

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Solution

The fourth proportional to 355,290,692.70, 532,936,039.05 and 269,197,250.70 is: 403,795,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,290,692.70 : 532,936,039.05 = 269,197,250.70 : x
  2. Step 2: Convert to fraction form
    355,290,692.70/532,936,039.05 = 269,197,250.70/x
  3. Step 3: Cross multiply
    355,290,692.70x = 532,936,039.05 × 269,197,250.70
  4. Step 4: Simplify right side
    355,290,692.70x = 143,464,916,511,207,840
  5. Step 5: Solve for x
    x = 143,464,916,511,207,840/355,290,692.70
  6. Step 6: Final answer
    x = 403,795,876.05

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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.