Home / 14,558,983,747.92-20,091,353,783.58-7,875,978,463.44

Finding the Fourth Proportional to 14,558,983,747.92, 20,091,353,783.58 and 7,875,978,463.44

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Solution

The fourth proportional to 14,558,983,747.92, 20,091,353,783.58 and 7,875,978,463.44 is: 10,868,826,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,983,747.92 : 20,091,353,783.58 = 7,875,978,463.44 : x
  2. Step 2: Convert to fraction form
    14,558,983,747.92/20,091,353,783.58 = 7,875,978,463.44/x
  3. Step 3: Cross multiply
    14,558,983,747.92x = 20,091,353,783.58 × 7,875,978,463.44
  4. Step 4: Simplify right side
    14,558,983,747.92x = 158,239,069,700,829,839,360
  5. Step 5: Solve for x
    x = 158,239,069,700,829,839,360/14,558,983,747.92
  6. Step 6: Final answer
    x = 10,868,826,591.24

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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.