Home / 1,155,645,270,977.30-1,594,794,200,449.50-641,811,065,445.90

Finding the Fourth Proportional to 1,155,645,270,977.30, 1,594,794,200,449.50 and 641,811,065,445.90

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Solution

The fourth proportional to 1,155,645,270,977.30, 1,594,794,200,449.50 and 641,811,065,445.90 is: 885,701,339,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,645,270,977.30 : 1,594,794,200,449.50 = 641,811,065,445.90 : x
  2. Step 2: Convert to fraction form
    1,155,645,270,977.30/1,594,794,200,449.50 = 641,811,065,445.90/x
  3. Step 3: Cross multiply
    1,155,645,270,977.30x = 1,594,794,200,449.50 × 641,811,065,445.90
  4. Step 4: Simplify right side
    1,155,645,270,977.30x = 1,023,556,564,957,435,789,312,000
  5. Step 5: Solve for x
    x = 1,023,556,564,957,435,789,312,000/1,155,645,270,977.30
  6. Step 6: Final answer
    x = 885,701,339,903.24

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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.