Home / 874,425,104.14-1,311,867,712.01-314,243,525.79

Finding the Fourth Proportional to 874,425,104.14, 1,311,867,712.01 and 314,243,525.79

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Solution

The fourth proportional to 874,425,104.14, 1,311,867,712.01 and 314,243,525.79 is: 471,447,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,425,104.14 : 1,311,867,712.01 = 314,243,525.79 : x
  2. Step 2: Convert to fraction form
    874,425,104.14/1,311,867,712.01 = 314,243,525.79/x
  3. Step 3: Cross multiply
    874,425,104.14x = 1,311,867,712.01 × 314,243,525.79
  4. Step 4: Simplify right side
    874,425,104.14x = 412,245,935,192,082,752
  5. Step 5: Solve for x
    x = 412,245,935,192,082,752/874,425,104.14
  6. Step 6: Final answer
    x = 471,447,964.20

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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.