Home / 130,122,844.24-179,558,088.52-74,357,198.24

Finding the Fourth Proportional to 130,122,844.24, 179,558,088.52 and 74,357,198.24

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Solution

The fourth proportional to 130,122,844.24, 179,558,088.52 and 74,357,198.24 is: 102,606,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,122,844.24 : 179,558,088.52 = 74,357,198.24 : x
  2. Step 2: Convert to fraction form
    130,122,844.24/179,558,088.52 = 74,357,198.24/x
  3. Step 3: Cross multiply
    130,122,844.24x = 179,558,088.52 × 74,357,198.24
  4. Step 4: Simplify right side
    130,122,844.24x = 13,351,436,383,677,108
  5. Step 5: Solve for x
    x = 13,351,436,383,677,108/130,122,844.24
  6. Step 6: Final answer
    x = 102,606,398.30

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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.