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Finding the Fourth Proportional to 347,680,656,000.30, 521,520,984,000.45 and 347,680,656,000.30

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Solution

The fourth proportional to 347,680,656,000.30, 521,520,984,000.45 and 347,680,656,000.30 is: 521,520,984,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,656,000.30 : 521,520,984,000.45 = 347,680,656,000.30 : x
  2. Step 2: Convert to fraction form
    347,680,656,000.30/521,520,984,000.45 = 347,680,656,000.30/x
  3. Step 3: Cross multiply
    347,680,656,000.30x = 521,520,984,000.45 × 347,680,656,000.30
  4. Step 4: Simplify right side
    347,680,656,000.30x = 181,322,757,835,198,402,920,448
  5. Step 5: Solve for x
    x = 181,322,757,835,198,402,920,448/347,680,656,000.30
  6. Step 6: Final answer
    x = 521,520,984,000.45

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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.