Home / 488,371,238.40-732,556,857.60-124,846,348.80

Finding the Fourth Proportional to 488,371,238.40, 732,556,857.60 and 124,846,348.80

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Solution

The fourth proportional to 488,371,238.40, 732,556,857.60 and 124,846,348.80 is: 187,269,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,371,238.40 : 732,556,857.60 = 124,846,348.80 : x
  2. Step 2: Convert to fraction form
    488,371,238.40/732,556,857.60 = 124,846,348.80/x
  3. Step 3: Cross multiply
    488,371,238.40x = 732,556,857.60 × 124,846,348.80
  4. Step 4: Simplify right side
    488,371,238.40x = 91,457,048,959,761,536
  5. Step 5: Solve for x
    x = 91,457,048,959,761,536/488,371,238.40
  6. Step 6: Final answer
    x = 187,269,523.20

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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.