Home / 140,090,123.40-209,568,314.70-123,084,011.40

Finding the Fourth Proportional to 140,090,123.40, 209,568,314.70 and 123,084,011.40

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Solution

The fourth proportional to 140,090,123.40, 209,568,314.70 and 123,084,011.40 is: 184,127,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,090,123.40 : 209,568,314.70 = 123,084,011.40 : x
  2. Step 2: Convert to fraction form
    140,090,123.40/209,568,314.70 = 123,084,011.40/x
  3. Step 3: Cross multiply
    140,090,123.40x = 209,568,314.70 × 123,084,011.40
  4. Step 4: Simplify right side
    140,090,123.40x = 25,794,508,835,613,588
  5. Step 5: Solve for x
    x = 25,794,508,835,613,588/140,090,123.40
  6. Step 6: Final answer
    x = 184,127,961.41

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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.