Home / 161,692,093.14-242,449,566.21-79,630,516.86

Finding the Fourth Proportional to 161,692,093.14, 242,449,566.21 and 79,630,516.86

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Solution

The fourth proportional to 161,692,093.14, 242,449,566.21 and 79,630,516.86 is: 119,402,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,692,093.14 : 242,449,566.21 = 79,630,516.86 : x
  2. Step 2: Convert to fraction form
    161,692,093.14/242,449,566.21 = 79,630,516.86/x
  3. Step 3: Cross multiply
    161,692,093.14x = 242,449,566.21 × 79,630,516.86
  4. Step 4: Simplify right side
    161,692,093.14x = 19,306,384,269,785,092
  5. Step 5: Solve for x
    x = 19,306,384,269,785,092/161,692,093.14
  6. Step 6: Final answer
    x = 119,402,154.40

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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.