Home / 673,819,633.30-1,010,728,094.55-632,815,589.51

Finding the Fourth Proportional to 673,819,633.30, 1,010,728,094.55 and 632,815,589.51

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Solution

The fourth proportional to 673,819,633.30, 1,010,728,094.55 and 632,815,589.51 is: 949,222,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,819,633.30 : 1,010,728,094.55 = 632,815,589.51 : x
  2. Step 2: Convert to fraction form
    673,819,633.30/1,010,728,094.55 = 632,815,589.51/x
  3. Step 3: Cross multiply
    673,819,633.30x = 1,010,728,094.55 × 632,815,589.51
  4. Step 4: Simplify right side
    673,819,633.30x = 639,604,494,982,821,888
  5. Step 5: Solve for x
    x = 639,604,494,982,821,888/673,819,633.30
  6. Step 6: Final answer
    x = 949,222,111.34

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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.