Home / 141,699,211.12-212,560,995.88-39,463,248.88

Finding the Fourth Proportional to 141,699,211.12, 212,560,995.88 and 39,463,248.88

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Solution

The fourth proportional to 141,699,211.12, 212,560,995.88 and 39,463,248.88 is: 59,198,265.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,699,211.12 : 212,560,995.88 = 39,463,248.88 : x
  2. Step 2: Convert to fraction form
    141,699,211.12/212,560,995.88 = 39,463,248.88/x
  3. Step 3: Cross multiply
    141,699,211.12x = 212,560,995.88 × 39,463,248.88
  4. Step 4: Simplify right side
    141,699,211.12x = 8,388,347,482,593,095
  5. Step 5: Solve for x
    x = 8,388,347,482,593,095/141,699,211.12
  6. Step 6: Final answer
    x = 59,198,265.23

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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.