Home / 108,004,513.41-149,047,129.91-63,377,170.97

Finding the Fourth Proportional to 108,004,513.41, 149,047,129.91 and 63,377,170.97

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Solution

The fourth proportional to 108,004,513.41, 149,047,129.91 and 63,377,170.97 is: 87,461,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004,513.41 : 149,047,129.91 = 63,377,170.97 : x
  2. Step 2: Convert to fraction form
    108,004,513.41/149,047,129.91 = 63,377,170.97/x
  3. Step 3: Cross multiply
    108,004,513.41x = 149,047,129.91 × 63,377,170.97
  4. Step 4: Simplify right side
    108,004,513.41x = 9,446,185,434,307,078
  5. Step 5: Solve for x
    x = 9,446,185,434,307,078/108,004,513.41
  6. Step 6: Final answer
    x = 87,461,024.88

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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.