Home / 4,172,991,209.69-5,758,784,019.75-2,267,790,503.72

Finding the Fourth Proportional to 4,172,991,209.69, 5,758,784,019.75 and 2,267,790,503.72

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Solution

The fourth proportional to 4,172,991,209.69, 5,758,784,019.75 and 2,267,790,503.72 is: 3,129,581,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172,991,209.69 : 5,758,784,019.75 = 2,267,790,503.72 : x
  2. Step 2: Convert to fraction form
    4,172,991,209.69/5,758,784,019.75 = 2,267,790,503.72/x
  3. Step 3: Cross multiply
    4,172,991,209.69x = 5,758,784,019.75 × 2,267,790,503.72
  4. Step 4: Simplify right side
    4,172,991,209.69x = 13,059,715,712,934,746,112
  5. Step 5: Solve for x
    x = 13,059,715,712,934,746,112/4,172,991,209.69
  6. Step 6: Final answer
    x = 3,129,581,409.76

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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.