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Finding the Fourth Proportional to 1,132,916,200.80, 1,696,350,992.40 and 1,132,916,200.80

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Solution

The fourth proportional to 1,132,916,200.80, 1,696,350,992.40 and 1,132,916,200.80 is: 1,696,350,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,916,200.80 : 1,696,350,992.40 = 1,132,916,200.80 : x
  2. Step 2: Convert to fraction form
    1,132,916,200.80/1,696,350,992.40 = 1,132,916,200.80/x
  3. Step 3: Cross multiply
    1,132,916,200.80x = 1,696,350,992.40 × 1,132,916,200.80
  4. Step 4: Simplify right side
    1,132,916,200.80x = 1,921,823,521,533,117,696
  5. Step 5: Solve for x
    x = 1,921,823,521,533,117,696/1,132,916,200.80
  6. Step 6: Final answer
    x = 1,696,350,992.40

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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.