Home / 1,219,488,530.76-1,825,275,200.88-658,470,462.56

Finding the Fourth Proportional to 1,219,488,530.76, 1,825,275,200.88 and 658,470,462.56

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Solution

The fourth proportional to 1,219,488,530.76, 1,825,275,200.88 and 658,470,462.56 is: 985,568,765.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,488,530.76 : 1,825,275,200.88 = 658,470,462.56 : x
  2. Step 2: Convert to fraction form
    1,219,488,530.76/1,825,275,200.88 = 658,470,462.56/x
  3. Step 3: Cross multiply
    1,219,488,530.76x = 1,825,275,200.88 × 658,470,462.56
  4. Step 4: Simplify right side
    1,219,488,530.76x = 1,201,889,805,822,750,464
  5. Step 5: Solve for x
    x = 1,201,889,805,822,750,464/1,219,488,530.76
  6. Step 6: Final answer
    x = 985,568,765.52

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1.5x scale

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.