Home / 117,296,763.12-175,939,421.64-43,534,895.76

Finding the Fourth Proportional to 117,296,763.12, 175,939,421.64 and 43,534,895.76

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Solution

The fourth proportional to 117,296,763.12, 175,939,421.64 and 43,534,895.76 is: 65,300,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,296,763.12 : 175,939,421.64 = 43,534,895.76 : x
  2. Step 2: Convert to fraction form
    117,296,763.12/175,939,421.64 = 43,534,895.76/x
  3. Step 3: Cross multiply
    117,296,763.12x = 175,939,421.64 × 43,534,895.76
  4. Step 4: Simplify right side
    117,296,763.12x = 7,659,504,381,172,087
  5. Step 5: Solve for x
    x = 7,659,504,381,172,087/117,296,763.12
  6. Step 6: Final answer
    x = 65,300,219.52

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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.