Home / 1,140,797,351.72-1,574,309,590.27-632,168,561.34

Finding the Fourth Proportional to 1,140,797,351.72, 1,574,309,590.27 and 632,168,561.34

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Solution

The fourth proportional to 1,140,797,351.72, 1,574,309,590.27 and 632,168,561.34 is: 872,397,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,797,351.72 : 1,574,309,590.27 = 632,168,561.34 : x
  2. Step 2: Convert to fraction form
    1,140,797,351.72/1,574,309,590.27 = 632,168,561.34/x
  3. Step 3: Cross multiply
    1,140,797,351.72x = 1,574,309,590.27 × 632,168,561.34
  4. Step 4: Simplify right side
    1,140,797,351.72x = 995,229,028,783,170,304
  5. Step 5: Solve for x
    x = 995,229,028,783,170,304/1,140,797,351.72
  6. Step 6: Final answer
    x = 872,397,737.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.