Home / 560,545,164.92-773,558,819.88-309,644,359.04

Finding the Fourth Proportional to 560,545,164.92, 773,558,819.88 and 309,644,359.04

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Solution

The fourth proportional to 560,545,164.92, 773,558,819.88 and 309,644,359.04 is: 427,312,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,545,164.92 : 773,558,819.88 = 309,644,359.04 : x
  2. Step 2: Convert to fraction form
    560,545,164.92/773,558,819.88 = 309,644,359.04/x
  3. Step 3: Cross multiply
    560,545,164.92x = 773,558,819.88 × 309,644,359.04
  4. Step 4: Simplify right side
    560,545,164.92x = 239,528,124,961,481,440
  5. Step 5: Solve for x
    x = 239,528,124,961,481,440/560,545,164.92
  6. Step 6: Final answer
    x = 427,312,801.81

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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.