Home / 673,759,546.20-1,010,639,319.30-328,535,472.60

Finding the Fourth Proportional to 673,759,546.20, 1,010,639,319.30 and 328,535,472.60

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Solution

The fourth proportional to 673,759,546.20, 1,010,639,319.30 and 328,535,472.60 is: 492,803,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,759,546.20 : 1,010,639,319.30 = 328,535,472.60 : x
  2. Step 2: Convert to fraction form
    673,759,546.20/1,010,639,319.30 = 328,535,472.60/x
  3. Step 3: Cross multiply
    673,759,546.20x = 1,010,639,319.30 × 328,535,472.60
  4. Step 4: Simplify right side
    673,759,546.20x = 332,030,866,394,367,808
  5. Step 5: Solve for x
    x = 332,030,866,394,367,808/673,759,546.20
  6. Step 6: Final answer
    x = 492,803,208.90

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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.