Home / 588,709,284.89-812,382,207.63-324,376,485.59

Finding the Fourth Proportional to 588,709,284.89, 812,382,207.63 and 324,376,485.59

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Solution

The fourth proportional to 588,709,284.89, 812,382,207.63 and 324,376,485.59 is: 447,619,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,709,284.89 : 812,382,207.63 = 324,376,485.59 : x
  2. Step 2: Convert to fraction form
    588,709,284.89/812,382,207.63 = 324,376,485.59/x
  3. Step 3: Cross multiply
    588,709,284.89x = 812,382,207.63 × 324,376,485.59
  4. Step 4: Simplify right side
    588,709,284.89x = 263,517,685,462,803,168
  5. Step 5: Solve for x
    x = 263,517,685,462,803,168/588,709,284.89
  6. Step 6: Final answer
    x = 447,619,380.62

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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.