Home / 14,558,983,748.92-20,091,353,784.96-7,875,978,464.44

Finding the Fourth Proportional to 14,558,983,748.92, 20,091,353,784.96 and 7,875,978,464.44

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Solution

The fourth proportional to 14,558,983,748.92, 20,091,353,784.96 and 7,875,978,464.44 is: 10,868,826,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,983,748.92 : 20,091,353,784.96 = 7,875,978,464.44 : x
  2. Step 2: Convert to fraction form
    14,558,983,748.92/20,091,353,784.96 = 7,875,978,464.44/x
  3. Step 3: Cross multiply
    14,558,983,748.92x = 20,091,353,784.96 × 7,875,978,464.44
  4. Step 4: Simplify right side
    14,558,983,748.92x = 158,239,069,731,790,028,800
  5. Step 5: Solve for x
    x = 158,239,069,731,790,028,800/14,558,983,748.92
  6. Step 6: Final answer
    x = 10,868,826,592.62

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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.