Home / 322,980,785.10-484,152,313.05-159,084,380.70

Finding the Fourth Proportional to 322,980,785.10, 484,152,313.05 and 159,084,380.70

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Solution

The fourth proportional to 322,980,785.10, 484,152,313.05 and 159,084,380.70 is: 238,469,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,980,785.10 : 484,152,313.05 = 159,084,380.70 : x
  2. Step 2: Convert to fraction form
    322,980,785.10/484,152,313.05 = 159,084,380.70/x
  3. Step 3: Cross multiply
    322,980,785.10x = 484,152,313.05 × 159,084,380.70
  4. Step 4: Simplify right side
    322,980,785.10x = 77,021,070,886,031,776
  5. Step 5: Solve for x
    x = 77,021,070,886,031,776/322,980,785.10
  6. Step 6: Final answer
    x = 238,469,514.10

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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.