Home / 215,740,688.54-323,841,323.70-92,979,589.01

Finding the Fourth Proportional to 215,740,688.54, 323,841,323.70 and 92,979,589.01

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Solution

The fourth proportional to 215,740,688.54, 323,841,323.70 and 92,979,589.01 is: 139,568,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,740,688.54 : 323,841,323.70 = 92,979,589.01 : x
  2. Step 2: Convert to fraction form
    215,740,688.54/323,841,323.70 = 92,979,589.01/x
  3. Step 3: Cross multiply
    215,740,688.54x = 323,841,323.70 × 92,979,589.01
  4. Step 4: Simplify right side
    215,740,688.54x = 30,110,633,180,461,164
  5. Step 5: Solve for x
    x = 30,110,633,180,461,164/215,740,688.54
  6. Step 6: Final answer
    x = 139,568,633.92

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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.