Home / 142,733,766.48-214,109,514.36-40,505,804.88

Finding the Fourth Proportional to 142,733,766.48, 214,109,514.36 and 40,505,804.88

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Solution

The fourth proportional to 142,733,766.48, 214,109,514.36 and 40,505,804.88 is: 60,761,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,733,766.48 : 214,109,514.36 = 40,505,804.88 : x
  2. Step 2: Convert to fraction form
    142,733,766.48/214,109,514.36 = 40,505,804.88/x
  3. Step 3: Cross multiply
    142,733,766.48x = 214,109,514.36 × 40,505,804.88
  4. Step 4: Simplify right side
    142,733,766.48x = 8,672,678,211,617,719
  5. Step 5: Solve for x
    x = 8,672,678,211,617,719/142,733,766.48
  6. Step 6: Final answer
    x = 60,761,222.98

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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.