Home / 3,172,313,390.18-4,377,529,349.24-1,743,309,357.89

Finding the Fourth Proportional to 3,172,313,390.18, 4,377,529,349.24 and 1,743,309,357.89

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Solution

The fourth proportional to 3,172,313,390.18, 4,377,529,349.24 and 1,743,309,357.89 is: 2,405,622,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,313,390.18 : 4,377,529,349.24 = 1,743,309,357.89 : x
  2. Step 2: Convert to fraction form
    3,172,313,390.18/4,377,529,349.24 = 1,743,309,357.89/x
  3. Step 3: Cross multiply
    3,172,313,390.18x = 4,377,529,349.24 × 1,743,309,357.89
  4. Step 4: Simplify right side
    3,172,313,390.18x = 7,631,387,878,937,609,216
  5. Step 5: Solve for x
    x = 7,631,387,878,937,609,216/3,172,313,390.18
  6. Step 6: Final answer
    x = 2,405,622,314.17

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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.