Home / 132,889,664.20-199,295,174.70-52,064,115.40

Finding the Fourth Proportional to 132,889,664.20, 199,295,174.70 and 52,064,115.40

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Solution

The fourth proportional to 132,889,664.20, 199,295,174.70 and 52,064,115.40 is: 78,080,767.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,889,664.20 : 199,295,174.70 = 52,064,115.40 : x
  2. Step 2: Convert to fraction form
    132,889,664.20/199,295,174.70 = 52,064,115.40/x
  3. Step 3: Cross multiply
    132,889,664.20x = 199,295,174.70 × 52,064,115.40
  4. Step 4: Simplify right side
    132,889,664.20x = 10,376,126,974,243,960
  5. Step 5: Solve for x
    x = 10,376,126,974,243,960/132,889,664.20
  6. Step 6: Final answer
    x = 78,080,767.51

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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.