Home / 345,337,036.70-518,168,917.79-179,252,276.36

Finding the Fourth Proportional to 345,337,036.70, 518,168,917.79 and 179,252,276.36

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Solution

The fourth proportional to 345,337,036.70, 518,168,917.79 and 179,252,276.36 is: 268,963,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,337,036.70 : 518,168,917.79 = 179,252,276.36 : x
  2. Step 2: Convert to fraction form
    345,337,036.70/518,168,917.79 = 179,252,276.36/x
  3. Step 3: Cross multiply
    345,337,036.70x = 518,168,917.79 × 179,252,276.36
  4. Step 4: Simplify right side
    345,337,036.70x = 92,882,958,050,040,288
  5. Step 5: Solve for x
    x = 92,882,958,050,040,288/345,337,036.70
  6. Step 6: Final answer
    x = 268,963,210.37

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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.