Home / 366,984,609.20-550,476,913.80-148,739,505.20

Finding the Fourth Proportional to 366,984,609.20, 550,476,913.80 and 148,739,505.20

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Solution

The fourth proportional to 366,984,609.20, 550,476,913.80 and 148,739,505.20 is: 223,109,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,609.20 : 550,476,913.80 = 148,739,505.20 : x
  2. Step 2: Convert to fraction form
    366,984,609.20/550,476,913.80 = 148,739,505.20/x
  3. Step 3: Cross multiply
    366,984,609.20x = 550,476,913.80 × 148,739,505.20
  4. Step 4: Simplify right side
    366,984,609.20x = 81,877,663,782,635,040
  5. Step 5: Solve for x
    x = 81,877,663,782,635,040/366,984,609.20
  6. Step 6: Final answer
    x = 223,109,257.80

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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.