Home / 107,935,551.30-161,770,466.70-73,391,886.30

Finding the Fourth Proportional to 107,935,551.30, 161,770,466.70 and 73,391,886.30

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Solution

The fourth proportional to 107,935,551.30, 161,770,466.70 and 73,391,886.30 is: 109,997,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,935,551.30 : 161,770,466.70 = 73,391,886.30 : x
  2. Step 2: Convert to fraction form
    107,935,551.30/161,770,466.70 = 73,391,886.30/x
  3. Step 3: Cross multiply
    107,935,551.30x = 161,770,466.70 × 73,391,886.30
  4. Step 4: Simplify right side
    107,935,551.30x = 11,872,639,698,744,334
  5. Step 5: Solve for x
    x = 11,872,639,698,744,334/107,935,551.30
  6. Step 6: Final answer
    x = 109,997,489.76

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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.