Home / 4,172,991,211.69-5,758,784,022.51-2,267,790,505.72

Finding the Fourth Proportional to 4,172,991,211.69, 5,758,784,022.51 and 2,267,790,505.72

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Solution

The fourth proportional to 4,172,991,211.69, 5,758,784,022.51 and 2,267,790,505.72 is: 3,129,581,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,991,211.69 : 5,758,784,022.51 = 2,267,790,505.72 : x
  2. Step 2: Convert to fraction form
    4,172,991,211.69/5,758,784,022.51 = 2,267,790,505.72/x
  3. Step 3: Cross multiply
    4,172,991,211.69x = 5,758,784,022.51 × 2,267,790,505.72
  4. Step 4: Simplify right side
    4,172,991,211.69x = 13,059,715,730,740,207,616
  5. Step 5: Solve for x
    x = 13,059,715,730,740,207,616/4,172,991,211.69
  6. Step 6: Final answer
    x = 3,129,581,412.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.