Home / 77,548,456,108.95-116,159,783,857.47-49,203,797,544.87

Finding the Fourth Proportional to 77,548,456,108.95, 116,159,783,857.47 and 49,203,797,544.87

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Solution

The fourth proportional to 77,548,456,108.95, 116,159,783,857.47 and 49,203,797,544.87 is: 73,702,337,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,456,108.95 : 116,159,783,857.47 = 49,203,797,544.87 : x
  2. Step 2: Convert to fraction form
    77,548,456,108.95/116,159,783,857.47 = 49,203,797,544.87/x
  3. Step 3: Cross multiply
    77,548,456,108.95x = 116,159,783,857.47 × 49,203,797,544.87
  4. Step 4: Simplify right side
    77,548,456,108.95x = 5,715,502,487,778,812,231,680
  5. Step 5: Solve for x
    x = 5,715,502,487,778,812,231,680/77,548,456,108.95
  6. Step 6: Final answer
    x = 73,702,337,539.11

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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.