Home / 161,651,775.20-242,630,961.30-100,054,607.86

Finding the Fourth Proportional to 161,651,775.20, 242,630,961.30 and 100,054,607.86

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Solution

The fourth proportional to 161,651,775.20, 242,630,961.30 and 100,054,607.86 is: 150,176,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,651,775.20 : 242,630,961.30 = 100,054,607.86 : x
  2. Step 2: Convert to fraction form
    161,651,775.20/242,630,961.30 = 100,054,607.86/x
  3. Step 3: Cross multiply
    161,651,775.20x = 242,630,961.30 × 100,054,607.86
  4. Step 4: Simplify right side
    161,651,775.20x = 24,276,345,687,566,336
  5. Step 5: Solve for x
    x = 24,276,345,687,566,336/161,651,775.20
  6. Step 6: Final answer
    x = 150,176,796.13

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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.