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Finding the Fourth Proportional to 274,289,986,501.30, 411,434,979,751.95 and 274,289,986,501.30

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Solution

The fourth proportional to 274,289,986,501.30, 411,434,979,751.95 and 274,289,986,501.30 is: 411,434,979,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,289,986,501.30 : 411,434,979,751.95 = 274,289,986,501.30 : x
  2. Step 2: Convert to fraction form
    274,289,986,501.30/411,434,979,751.95 = 274,289,986,501.30/x
  3. Step 3: Cross multiply
    274,289,986,501.30x = 411,434,979,751.95 × 274,289,986,501.30
  4. Step 4: Simplify right side
    274,289,986,501.30x = 112,852,495,042,324,996,292,608
  5. Step 5: Solve for x
    x = 112,852,495,042,324,996,292,608/274,289,986,501.30
  6. Step 6: Final answer
    x = 411,434,979,751.95

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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.