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Finding the Fourth Proportional to 2,939,670,792,042.90, 4,409,506,188,064.30 and 2,939,670,792,042.90

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Solution

The fourth proportional to 2,939,670,792,042.90, 4,409,506,188,064.30 and 2,939,670,792,042.90 is: 4,409,506,188,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,670,792,042.90 : 4,409,506,188,064.30 = 2,939,670,792,042.90 : x
  2. Step 2: Convert to fraction form
    2,939,670,792,042.90/4,409,506,188,064.30 = 2,939,670,792,042.90/x
  3. Step 3: Cross multiply
    2,939,670,792,042.90x = 4,409,506,188,064.30 × 2,939,670,792,042.90
  4. Step 4: Simplify right side
    2,939,670,792,042.90x = 12,962,496,548,385,049,523,781,632
  5. Step 5: Solve for x
    x = 12,962,496,548,385,049,523,781,632/2,939,670,792,042.90
  6. Step 6: Final answer
    x = 4,409,506,188,064.30

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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.