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Finding the Fourth Proportional to 40,876,715,234.20, 61,315,072,851.30 and 40,876,715,234.20

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Solution

The fourth proportional to 40,876,715,234.20, 61,315,072,851.30 and 40,876,715,234.20 is: 61,315,072,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876,715,234.20 : 61,315,072,851.30 = 40,876,715,234.20 : x
  2. Step 2: Convert to fraction form
    40,876,715,234.20/61,315,072,851.30 = 40,876,715,234.20/x
  3. Step 3: Cross multiply
    40,876,715,234.20x = 61,315,072,851.30 × 40,876,715,234.20
  4. Step 4: Simplify right side
    40,876,715,234.20x = 2,506,358,772,506,817,462,272
  5. Step 5: Solve for x
    x = 2,506,358,772,506,817,462,272/40,876,715,234.20
  6. Step 6: Final answer
    x = 61,315,072,851.30

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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.