Home / 215,740,722.29-323,841,374.33-92,979,622.76

Finding the Fourth Proportional to 215,740,722.29, 323,841,374.33 and 92,979,622.76

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Solution

The fourth proportional to 215,740,722.29, 323,841,374.33 and 92,979,622.76 is: 139,568,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,740,722.29 : 323,841,374.33 = 92,979,622.76 : x
  2. Step 2: Convert to fraction form
    215,740,722.29/323,841,374.33 = 92,979,622.76/x
  3. Step 3: Cross multiply
    215,740,722.29x = 323,841,374.33 × 92,979,622.76
  4. Step 4: Simplify right side
    215,740,722.29x = 30,110,648,817,199,240
  5. Step 5: Solve for x
    x = 30,110,648,817,199,240/215,740,722.29
  6. Step 6: Final answer
    x = 139,568,684.57

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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.