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Finding the Fourth Proportional to 251,000,477,999.70, 376,500,716,999.55 and 251,000,477,999.70

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Solution

The fourth proportional to 251,000,477,999.70, 376,500,716,999.55 and 251,000,477,999.70 is: 376,500,716,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,000,477,999.70 : 376,500,716,999.55 = 251,000,477,999.70 : x
  2. Step 2: Convert to fraction form
    251,000,477,999.70/376,500,716,999.55 = 251,000,477,999.70/x
  3. Step 3: Cross multiply
    251,000,477,999.70x = 376,500,716,999.55 × 251,000,477,999.70
  4. Step 4: Simplify right side
    251,000,477,999.70x = 94,501,859,934,116,824,219,648
  5. Step 5: Solve for x
    x = 94,501,859,934,116,824,219,648/251,000,477,999.70
  6. Step 6: Final answer
    x = 376,500,716,999.55

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1.5x scale

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.