Home / 79,921,847.86-110,292,148.70-43,252,418.86

Finding the Fourth Proportional to 79,921,847.86, 110,292,148.70 and 43,252,418.86

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Solution

The fourth proportional to 79,921,847.86, 110,292,148.70 and 43,252,418.86 is: 59,688,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,921,847.86 : 110,292,148.70 = 43,252,418.86 : x
  2. Step 2: Convert to fraction form
    79,921,847.86/110,292,148.70 = 43,252,418.86/x
  3. Step 3: Cross multiply
    79,921,847.86x = 110,292,148.70 × 43,252,418.86
  4. Step 4: Simplify right side
    79,921,847.86x = 4,770,402,212,541,805
  5. Step 5: Solve for x
    x = 4,770,402,212,541,805/79,921,847.86
  6. Step 6: Final answer
    x = 59,688,337.30

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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.