Home / 108,219,308.23-149,338,644.31-58,658,617.81

Finding the Fourth Proportional to 108,219,308.23, 149,338,644.31 and 58,658,617.81

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Solution

The fourth proportional to 108,219,308.23, 149,338,644.31 and 58,658,617.81 is: 80,946,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,219,308.23 : 149,338,644.31 = 58,658,617.81 : x
  2. Step 2: Convert to fraction form
    108,219,308.23/149,338,644.31 = 58,658,617.81/x
  3. Step 3: Cross multiply
    108,219,308.23x = 149,338,644.31 × 58,658,617.81
  4. Step 4: Simplify right side
    108,219,308.23x = 8,759,998,460,843,822
  5. Step 5: Solve for x
    x = 8,759,998,460,843,822/108,219,308.23
  6. Step 6: Final answer
    x = 80,946,723.87

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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.