Home / 79,785,556.80-119,379,736.80-52,911,700.80

Finding the Fourth Proportional to 79,785,556.80, 119,379,736.80 and 52,911,700.80

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Solution

The fourth proportional to 79,785,556.80, 119,379,736.80 and 52,911,700.80 is: 79,169,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,785,556.80 : 119,379,736.80 = 52,911,700.80 : x
  2. Step 2: Convert to fraction form
    79,785,556.80/119,379,736.80 = 52,911,700.80/x
  3. Step 3: Cross multiply
    79,785,556.80x = 119,379,736.80 × 52,911,700.80
  4. Step 4: Simplify right side
    79,785,556.80x = 6,316,584,915,144,349
  5. Step 5: Solve for x
    x = 6,316,584,915,144,349/79,785,556.80
  6. Step 6: Final answer
    x = 79,169,528.53

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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.