Home / 253,947,714.48-350,475,244.44-143,927,617.68

Finding the Fourth Proportional to 253,947,714.48, 350,475,244.44 and 143,927,617.68

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Solution

The fourth proportional to 253,947,714.48, 350,475,244.44 and 143,927,617.68 is: 198,635,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,947,714.48 : 350,475,244.44 = 143,927,617.68 : x
  2. Step 2: Convert to fraction form
    253,947,714.48/350,475,244.44 = 143,927,617.68/x
  3. Step 3: Cross multiply
    253,947,714.48x = 350,475,244.44 × 143,927,617.68
  4. Step 4: Simplify right side
    253,947,714.48x = 50,443,066,988,064,864
  5. Step 5: Solve for x
    x = 50,443,066,988,064,864/253,947,714.48
  6. Step 6: Final answer
    x = 198,635,640.77

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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.