Home / 191,254,287.48-263,910,566.78-107,620,960.66

Finding the Fourth Proportional to 191,254,287.48, 263,910,566.78 and 107,620,960.66

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Solution

The fourth proportional to 191,254,287.48, 263,910,566.78 and 107,620,960.66 is: 148,505,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,254,287.48 : 263,910,566.78 = 107,620,960.66 : x
  2. Step 2: Convert to fraction form
    191,254,287.48/263,910,566.78 = 107,620,960.66/x
  3. Step 3: Cross multiply
    191,254,287.48x = 263,910,566.78 × 107,620,960.66
  4. Step 4: Simplify right side
    191,254,287.48x = 28,402,308,725,188,684
  5. Step 5: Solve for x
    x = 28,402,308,725,188,684/191,254,287.48
  6. Step 6: Final answer
    x = 148,505,474.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.