Home / 635,594,825.04-952,877,679.12-198,670,541.28

Finding the Fourth Proportional to 635,594,825.04, 952,877,679.12 and 198,670,541.28

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Solution

The fourth proportional to 635,594,825.04, 952,877,679.12 and 198,670,541.28 is: 297,844,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,594,825.04 : 952,877,679.12 = 198,670,541.28 : x
  2. Step 2: Convert to fraction form
    635,594,825.04/952,877,679.12 = 198,670,541.28/x
  3. Step 3: Cross multiply
    635,594,825.04x = 952,877,679.12 × 198,670,541.28
  4. Step 4: Simplify right side
    635,594,825.04x = 189,308,724,284,400,544
  5. Step 5: Solve for x
    x = 189,308,724,284,400,544/635,594,825.04
  6. Step 6: Final answer
    x = 297,844,974.23

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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.