Home / 2,691,265,199.69-4,036,880,859.91-1,448,281,166.40

Finding the Fourth Proportional to 2,691,265,199.69, 4,036,880,859.91 and 1,448,281,166.40

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Solution

The fourth proportional to 2,691,265,199.69, 4,036,880,859.91 and 1,448,281,166.40 is: 2,172,412,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,265,199.69 : 4,036,880,859.91 = 1,448,281,166.40 : x
  2. Step 2: Convert to fraction form
    2,691,265,199.69/4,036,880,859.91 = 1,448,281,166.40/x
  3. Step 3: Cross multiply
    2,691,265,199.69x = 4,036,880,859.91 × 1,448,281,166.40
  4. Step 4: Simplify right side
    2,691,265,199.69x = 5,846,538,520,404,669,440
  5. Step 5: Solve for x
    x = 5,846,538,520,404,669,440/2,691,265,199.69
  6. Step 6: Final answer
    x = 2,172,412,633.68

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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.