Home / 300,360,959.20-450,541,438.80-95,903,999.20

Finding the Fourth Proportional to 300,360,959.20, 450,541,438.80 and 95,903,999.20

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Solution

The fourth proportional to 300,360,959.20, 450,541,438.80 and 95,903,999.20 is: 143,855,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,360,959.20 : 450,541,438.80 = 95,903,999.20 : x
  2. Step 2: Convert to fraction form
    300,360,959.20/450,541,438.80 = 95,903,999.20/x
  3. Step 3: Cross multiply
    300,360,959.20x = 450,541,438.80 × 95,903,999.20
  4. Step 4: Simplify right side
    300,360,959.20x = 43,208,725,786,242,048
  5. Step 5: Solve for x
    x = 43,208,725,786,242,048/300,360,959.20
  6. Step 6: Final answer
    x = 143,855,998.80

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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.