Home / 289,344,163.10-434,064,067.05-134,053,166.30

Finding the Fourth Proportional to 289,344,163.10, 434,064,067.05 and 134,053,166.30

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Solution

The fourth proportional to 289,344,163.10, 434,064,067.05 and 134,053,166.30 is: 201,101,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,344,163.10 : 434,064,067.05 = 134,053,166.30 : x
  2. Step 2: Convert to fraction form
    289,344,163.10/434,064,067.05 = 134,053,166.30/x
  3. Step 3: Cross multiply
    289,344,163.10x = 434,064,067.05 × 134,053,166.30
  4. Step 4: Simplify right side
    289,344,163.10x = 58,187,662,565,108,000
  5. Step 5: Solve for x
    x = 58,187,662,565,108,000/289,344,163.10
  6. Step 6: Final answer
    x = 201,101,905.57

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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.