Home / 1,039,826,556.80-1,559,361,921.60-349,756,323.20

Finding the Fourth Proportional to 1,039,826,556.80, 1,559,361,921.60 and 349,756,323.20

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Solution

The fourth proportional to 1,039,826,556.80, 1,559,361,921.60 and 349,756,323.20 is: 524,507,369.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,826,556.80 : 1,559,361,921.60 = 349,756,323.20 : x
  2. Step 2: Convert to fraction form
    1,039,826,556.80/1,559,361,921.60 = 349,756,323.20/x
  3. Step 3: Cross multiply
    1,039,826,556.80x = 1,559,361,921.60 × 349,756,323.20
  4. Step 4: Simplify right side
    1,039,826,556.80x = 545,396,692,236,902,592
  5. Step 5: Solve for x
    x = 545,396,692,236,902,592/1,039,826,556.80
  6. Step 6: Final answer
    x = 524,507,369.69

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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.