Home / 66,151,387,311.77-99,226,929,610.85-28,353,453,892.35

Finding the Fourth Proportional to 66,151,387,311.77, 99,226,929,610.85 and 28,353,453,892.35

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Solution

The fourth proportional to 66,151,387,311.77, 99,226,929,610.85 and 28,353,453,892.35 is: 42,530,115,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,151,387,311.77 : 99,226,929,610.85 = 28,353,453,892.35 : x
  2. Step 2: Convert to fraction form
    66,151,387,311.77/99,226,929,610.85 = 28,353,453,892.35/x
  3. Step 3: Cross multiply
    66,151,387,311.77x = 99,226,929,610.85 × 28,353,453,892.35
  4. Step 4: Simplify right side
    66,151,387,311.77x = 2,813,426,173,600,552,452,096
  5. Step 5: Solve for x
    x = 2,813,426,173,600,552,452,096/66,151,387,311.77
  6. Step 6: Final answer
    x = 42,530,115,964.78

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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.