Home / 650,327,844.86-975,286,187.12-213,556,525.82

Finding the Fourth Proportional to 650,327,844.86, 975,286,187.12 and 213,556,525.82

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Solution

The fourth proportional to 650,327,844.86, 975,286,187.12 and 213,556,525.82 is: 320,267,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,327,844.86 : 975,286,187.12 = 213,556,525.82 : x
  2. Step 2: Convert to fraction form
    650,327,844.86/975,286,187.12 = 213,556,525.82/x
  3. Step 3: Cross multiply
    650,327,844.86x = 975,286,187.12 × 213,556,525.82
  4. Step 4: Simplify right side
    650,327,844.86x = 208,278,729,801,581,632
  5. Step 5: Solve for x
    x = 208,278,729,801,581,632/650,327,844.86
  6. Step 6: Final answer
    x = 320,267,279.72

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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.