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Finding the Fourth Proportional to 15,673,404,188.40, 22,004,753,142 and 15,673,404,188.40

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Solution

The fourth proportional to 15,673,404,188.40, 22,004,753,142 and 15,673,404,188.40 is: 22,004,753,142

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,404,188.40 : 22,004,753,142 = 15,673,404,188.40 : x
  2. Step 2: Convert to fraction form
    15,673,404,188.40/22,004,753,142 = 15,673,404,188.40/x
  3. Step 3: Cross multiply
    15,673,404,188.40x = 22,004,753,142 × 15,673,404,188.40
  4. Step 4: Simplify right side
    15,673,404,188.40x = 344,889,390,060,530,827,264
  5. Step 5: Solve for x
    x = 344,889,390,060,530,827,264/15,673,404,188.40
  6. Step 6: Final answer
    x = 22,004,753,142

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.