Home / 38,011,417,433.34-52,455,808,003.10-20,630,327,917.02

Finding the Fourth Proportional to 38,011,417,433.34, 52,455,808,003.10 and 20,630,327,917.02

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Solution

The fourth proportional to 38,011,417,433.34, 52,455,808,003.10 and 20,630,327,917.02 is: 28,469,880,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,011,417,433.34 : 52,455,808,003.10 = 20,630,327,917.02 : x
  2. Step 2: Convert to fraction form
    38,011,417,433.34/52,455,808,003.10 = 20,630,327,917.02/x
  3. Step 3: Cross multiply
    38,011,417,433.34x = 52,455,808,003.10 × 20,630,327,917.02
  4. Step 4: Simplify right side
    38,011,417,433.34x = 1,082,180,520,256,015,171,584
  5. Step 5: Solve for x
    x = 1,082,180,520,256,015,171,584/38,011,417,433.34
  6. Step 6: Final answer
    x = 28,469,880,718.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.