Home / 108,004,516.79-149,047,134.57-63,377,174.34

Finding the Fourth Proportional to 108,004,516.79, 149,047,134.57 and 63,377,174.34

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Solution

The fourth proportional to 108,004,516.79, 149,047,134.57 and 63,377,174.34 is: 87,461,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004,516.79 : 149,047,134.57 = 63,377,174.34 : x
  2. Step 2: Convert to fraction form
    108,004,516.79/149,047,134.57 = 63,377,174.34/x
  3. Step 3: Cross multiply
    108,004,516.79x = 149,047,134.57 × 63,377,174.34
  4. Step 4: Simplify right side
    108,004,516.79x = 9,446,186,232,520,332
  5. Step 5: Solve for x
    x = 9,446,186,232,520,332/108,004,516.79
  6. Step 6: Final answer
    x = 87,461,029.54

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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.