Home / 1,155,645,270,970.50-1,594,794,200,440.20-641,811,065,439.15

Finding the Fourth Proportional to 1,155,645,270,970.50, 1,594,794,200,440.20 and 641,811,065,439.15

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Solution

The fourth proportional to 1,155,645,270,970.50, 1,594,794,200,440.20 and 641,811,065,439.15 is: 885,701,339,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,645,270,970.50 : 1,594,794,200,440.20 = 641,811,065,439.15 : x
  2. Step 2: Convert to fraction form
    1,155,645,270,970.50/1,594,794,200,440.20 = 641,811,065,439.15/x
  3. Step 3: Cross multiply
    1,155,645,270,970.50x = 1,594,794,200,440.20 × 641,811,065,439.15
  4. Step 4: Simplify right side
    1,155,645,270,970.50x = 1,023,556,564,940,702,059,855,872
  5. Step 5: Solve for x
    x = 1,023,556,564,940,702,059,855,872/1,155,645,270,970.50
  6. Step 6: Final answer
    x = 885,701,339,893.97

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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.