Home / 108,693,479.88-149,997,654.54-59,134,209.09

Finding the Fourth Proportional to 108,693,479.88, 149,997,654.54 and 59,134,209.09

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Solution

The fourth proportional to 108,693,479.88, 149,997,654.54 and 59,134,209.09 is: 81,605,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,693,479.88 : 149,997,654.54 = 59,134,209.09 : x
  2. Step 2: Convert to fraction form
    108,693,479.88/149,997,654.54 = 59,134,209.09/x
  3. Step 3: Cross multiply
    108,693,479.88x = 149,997,654.54 × 59,134,209.09
  4. Step 4: Simplify right side
    108,693,479.88x = 8,869,992,666,577,948
  5. Step 5: Solve for x
    x = 8,869,992,666,577,948/108,693,479.88
  6. Step 6: Final answer
    x = 81,605,563.43

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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.