Home / 104,004,080.80-156,024,783.60-43,425,930.40

Finding the Fourth Proportional to 104,004,080.80, 156,024,783.60 and 43,425,930.40

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Solution

The fourth proportional to 104,004,080.80, 156,024,783.60 and 43,425,930.40 is: 65,146,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,004,080.80 : 156,024,783.60 = 43,425,930.40 : x
  2. Step 2: Convert to fraction form
    104,004,080.80/156,024,783.60 = 43,425,930.40/x
  3. Step 3: Cross multiply
    104,004,080.80x = 156,024,783.60 × 43,425,930.40
  4. Step 4: Simplify right side
    104,004,080.80x = 6,775,521,393,288,661
  5. Step 5: Solve for x
    x = 6,775,521,393,288,661/104,004,080.80
  6. Step 6: Final answer
    x = 65,146,687.91

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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.