Home / 25,558,116,362.79-38,337,174,546.81-8,540,881,921.27

Finding the Fourth Proportional to 25,558,116,362.79, 38,337,174,546.81 and 8,540,881,921.27

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Solution

The fourth proportional to 25,558,116,362.79, 38,337,174,546.81 and 8,540,881,921.27 is: 12,811,322,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558,116,362.79 : 38,337,174,546.81 = 8,540,881,921.27 : x
  2. Step 2: Convert to fraction form
    25,558,116,362.79/38,337,174,546.81 = 8,540,881,921.27/x
  3. Step 3: Cross multiply
    25,558,116,362.79x = 38,337,174,546.81 × 8,540,881,921.27
  4. Step 4: Simplify right side
    25,558,116,362.79x = 327,433,280,999,421,902,848
  5. Step 5: Solve for x
    x = 327,433,280,999,421,902,848/25,558,116,362.79
  6. Step 6: Final answer
    x = 12,811,322,882.78

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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.