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Finding the Fourth Proportional to 3,114,288,210.90, 4,351,840,561.50 and 3,114,288,210.90

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Solution

The fourth proportional to 3,114,288,210.90, 4,351,840,561.50 and 3,114,288,210.90 is: 4,351,840,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,288,210.90 : 4,351,840,561.50 = 3,114,288,210.90 : x
  2. Step 2: Convert to fraction form
    3,114,288,210.90/4,351,840,561.50 = 3,114,288,210.90/x
  3. Step 3: Cross multiply
    3,114,288,210.90x = 4,351,840,561.50 × 3,114,288,210.90
  4. Step 4: Simplify right side
    3,114,288,210.90x = 13,552,885,756,395,886,592
  5. Step 5: Solve for x
    x = 13,552,885,756,395,886,592/3,114,288,210.90
  6. Step 6: Final answer
    x = 4,351,840,561.50

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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.