Home / 497,904,172.56-746,940,239.64-206,927,496.72

Finding the Fourth Proportional to 497,904,172.56, 746,940,239.64 and 206,927,496.72

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Solution

The fourth proportional to 497,904,172.56, 746,940,239.64 and 206,927,496.72 is: 310,426,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,904,172.56 : 746,940,239.64 = 206,927,496.72 : x
  2. Step 2: Convert to fraction form
    497,904,172.56/746,940,239.64 = 206,927,496.72/x
  3. Step 3: Cross multiply
    497,904,172.56x = 746,940,239.64 × 206,927,496.72
  4. Step 4: Simplify right side
    497,904,172.56x = 154,562,473,988,142,112
  5. Step 5: Solve for x
    x = 154,562,473,988,142,112/497,904,172.56
  6. Step 6: Final answer
    x = 310,426,147.25

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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.