Home / 371,716,905.07-512,969,592.09-204,465,891.16

Finding the Fourth Proportional to 371,716,905.07, 512,969,592.09 and 204,465,891.16

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Solution

The fourth proportional to 371,716,905.07, 512,969,592.09 and 204,465,891.16 is: 282,163,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,716,905.07 : 512,969,592.09 = 204,465,891.16 : x
  2. Step 2: Convert to fraction form
    371,716,905.07/512,969,592.09 = 204,465,891.16/x
  3. Step 3: Cross multiply
    371,716,905.07x = 512,969,592.09 × 204,465,891.16
  4. Step 4: Simplify right side
    371,716,905.07x = 104,884,784,784,663,536
  5. Step 5: Solve for x
    x = 104,884,784,784,663,536/371,716,905.07
  6. Step 6: Final answer
    x = 282,163,074.52

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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.