Home / 77,548,455,896.64-116,159,783,537.85-49,203,797,332.56

Finding the Fourth Proportional to 77,548,455,896.64, 116,159,783,537.85 and 49,203,797,332.56

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Solution

The fourth proportional to 77,548,455,896.64, 116,159,783,537.85 and 49,203,797,332.56 is: 73,702,337,220.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,455,896.64 : 116,159,783,537.85 = 49,203,797,332.56 : x
  2. Step 2: Convert to fraction form
    77,548,455,896.64/116,159,783,537.85 = 49,203,797,332.56/x
  3. Step 3: Cross multiply
    77,548,455,896.64x = 116,159,783,537.85 × 49,203,797,332.56
  4. Step 4: Simplify right side
    77,548,455,896.64x = 5,715,502,447,390,410,932,224
  5. Step 5: Solve for x
    x = 5,715,502,447,390,410,932,224/77,548,455,896.64
  6. Step 6: Final answer
    x = 73,702,337,220.08

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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.