Home / 255,471,830.03-352,551,279.89-137,997,212.17

Finding the Fourth Proportional to 255,471,830.03, 352,551,279.89 and 137,997,212.17

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Solution

The fourth proportional to 255,471,830.03, 352,551,279.89 and 137,997,212.17 is: 190,436,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,471,830.03 : 352,551,279.89 = 137,997,212.17 : x
  2. Step 2: Convert to fraction form
    255,471,830.03/352,551,279.89 = 137,997,212.17/x
  3. Step 3: Cross multiply
    255,471,830.03x = 352,551,279.89 × 137,997,212.17
  4. Step 4: Simplify right side
    255,471,830.03x = 48,651,093,771,265,888
  5. Step 5: Solve for x
    x = 48,651,093,771,265,888/255,471,830.03
  6. Step 6: Final answer
    x = 190,436,236.22

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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.