Home / 178,174,581.76-266,917,138.68-100,214,615.64

Finding the Fourth Proportional to 178,174,581.76, 266,917,138.68 and 100,214,615.64

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Solution

The fourth proportional to 178,174,581.76, 266,917,138.68 and 100,214,615.64 is: 150,128,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,174,581.76 : 266,917,138.68 = 100,214,615.64 : x
  2. Step 2: Convert to fraction form
    178,174,581.76/266,917,138.68 = 100,214,615.64/x
  3. Step 3: Cross multiply
    178,174,581.76x = 266,917,138.68 × 100,214,615.64
  4. Step 4: Simplify right side
    178,174,581.76x = 26,748,998,460,544,776
  5. Step 5: Solve for x
    x = 26,748,998,460,544,776/178,174,581.76
  6. Step 6: Final answer
    x = 150,128,027.22

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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.