Home / 108,001,178.69-161,959,908.85-38,899,232.24

Finding the Fourth Proportional to 108,001,178.69, 161,959,908.85 and 38,899,232.24

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Solution

The fourth proportional to 108,001,178.69, 161,959,908.85 and 38,899,232.24 is: 58,333,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001,178.69 : 161,959,908.85 = 38,899,232.24 : x
  2. Step 2: Convert to fraction form
    108,001,178.69/161,959,908.85 = 38,899,232.24/x
  3. Step 3: Cross multiply
    108,001,178.69x = 161,959,908.85 × 38,899,232.24
  4. Step 4: Simplify right side
    108,001,178.69x = 6,300,116,107,018,333
  5. Step 5: Solve for x
    x = 6,300,116,107,018,333/108,001,178.69
  6. Step 6: Final answer
    x = 58,333,771.76

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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.