Home / 1,155,645,270,972.30-1,594,794,200,442.60-641,811,065,440.90

Finding the Fourth Proportional to 1,155,645,270,972.30, 1,594,794,200,442.60 and 641,811,065,440.90

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Solution

The fourth proportional to 1,155,645,270,972.30, 1,594,794,200,442.60 and 641,811,065,440.90 is: 885,701,339,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,645,270,972.30 : 1,594,794,200,442.60 = 641,811,065,440.90 : x
  2. Step 2: Convert to fraction form
    1,155,645,270,972.30/1,594,794,200,442.60 = 641,811,065,440.90/x
  3. Step 3: Cross multiply
    1,155,645,270,972.30x = 1,594,794,200,442.60 × 641,811,065,440.90
  4. Step 4: Simplify right side
    1,155,645,270,972.30x = 1,023,556,564,945,033,400,156,160
  5. Step 5: Solve for x
    x = 1,023,556,564,945,033,400,156,160/1,155,645,270,972.30
  6. Step 6: Final answer
    x = 885,701,339,896.34

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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.