Home / 270,533,417.88-405,262,649.70-149,063,588.76

Finding the Fourth Proportional to 270,533,417.88, 405,262,649.70 and 149,063,588.76

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Solution

The fourth proportional to 270,533,417.88, 405,262,649.70 and 149,063,588.76 is: 223,299,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,533,417.88 : 405,262,649.70 = 149,063,588.76 : x
  2. Step 2: Convert to fraction form
    270,533,417.88/405,262,649.70 = 149,063,588.76/x
  3. Step 3: Cross multiply
    270,533,417.88x = 405,262,649.70 × 149,063,588.76
  4. Step 4: Simplify right side
    270,533,417.88x = 60,409,904,954,668,728
  5. Step 5: Solve for x
    x = 60,409,904,954,668,728/270,533,417.88
  6. Step 6: Final answer
    x = 223,299,233.89

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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.