Home / 879,123,005.80-1,318,684,508.70-224,072,765.80

Finding the Fourth Proportional to 879,123,005.80, 1,318,684,508.70 and 224,072,765.80

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Solution

The fourth proportional to 879,123,005.80, 1,318,684,508.70 and 224,072,765.80 is: 336,109,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,123,005.80 : 1,318,684,508.70 = 224,072,765.80 : x
  2. Step 2: Convert to fraction form
    879,123,005.80/1,318,684,508.70 = 224,072,765.80/x
  3. Step 3: Cross multiply
    879,123,005.80x = 1,318,684,508.70 × 224,072,765.80
  4. Step 4: Simplify right side
    879,123,005.80x = 295,481,285,082,023,168
  5. Step 5: Solve for x
    x = 295,481,285,082,023,168/879,123,005.80
  6. Step 6: Final answer
    x = 336,109,148.70

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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.