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Finding the Fourth Proportional to 6,815,698,978.70, 10,223,548,468.05 and 6,081,034,940.30

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Solution

The fourth proportional to 6,815,698,978.70, 10,223,548,468.05 and 6,081,034,940.30 is: 9,121,552,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,698,978.70 : 10,223,548,468.05 = 6,081,034,940.30 : x
  2. Step 2: Convert to fraction form
    6,815,698,978.70/10,223,548,468.05 = 6,081,034,940.30/x
  3. Step 3: Cross multiply
    6,815,698,978.70x = 10,223,548,468.05 × 6,081,034,940.30
  4. Step 4: Simplify right side
    6,815,698,978.70x = 62,169,755,448,062,582,784
  5. Step 5: Solve for x
    x = 62,169,755,448,062,582,784/6,815,698,978.70
  6. Step 6: Final answer
    x = 9,121,552,410.45

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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.