Home / 1,203,147,011.80-1,803,446,770.57-404,704,043.50

Finding the Fourth Proportional to 1,203,147,011.80, 1,803,446,770.57 and 404,704,043.50

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Solution

The fourth proportional to 1,203,147,011.80, 1,803,446,770.57 and 404,704,043.50 is: 606,627,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,147,011.80 : 1,803,446,770.57 = 404,704,043.50 : x
  2. Step 2: Convert to fraction form
    1,203,147,011.80/1,803,446,770.57 = 404,704,043.50/x
  3. Step 3: Cross multiply
    1,203,147,011.80x = 1,803,446,770.57 × 404,704,043.50
  4. Step 4: Simplify right side
    1,203,147,011.80x = 729,862,200,281,934,208
  5. Step 5: Solve for x
    x = 729,862,200,281,934,208/1,203,147,011.80
  6. Step 6: Final answer
    x = 606,627,613.35

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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.