Home / 165,889,410.30-248,834,115.45-146,405,864.70

Finding the Fourth Proportional to 165,889,410.30, 248,834,115.45 and 146,405,864.70

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Solution

The fourth proportional to 165,889,410.30, 248,834,115.45 and 146,405,864.70 is: 219,608,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889,410.30 : 248,834,115.45 = 146,405,864.70 : x
  2. Step 2: Convert to fraction form
    165,889,410.30/248,834,115.45 = 146,405,864.70/x
  3. Step 3: Cross multiply
    165,889,410.30x = 248,834,115.45 × 146,405,864.70
  4. Step 4: Simplify right side
    165,889,410.30x = 36,430,773,839,316,872
  5. Step 5: Solve for x
    x = 36,430,773,839,316,872/165,889,410.30
  6. Step 6: Final answer
    x = 219,608,797.05

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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.