Home / 141,744,176.80-212,616,265.20-77,078,960.80

Finding the Fourth Proportional to 141,744,176.80, 212,616,265.20 and 77,078,960.80

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Solution

The fourth proportional to 141,744,176.80, 212,616,265.20 and 77,078,960.80 is: 115,618,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,744,176.80 : 212,616,265.20 = 77,078,960.80 : x
  2. Step 2: Convert to fraction form
    141,744,176.80/212,616,265.20 = 77,078,960.80/x
  3. Step 3: Cross multiply
    141,744,176.80x = 212,616,265.20 × 77,078,960.80
  4. Step 4: Simplify right side
    141,744,176.80x = 16,388,240,770,793,202
  5. Step 5: Solve for x
    x = 16,388,240,770,793,202/141,744,176.80
  6. Step 6: Final answer
    x = 115,618,441.20

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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.