Home / 243,691,156.46-336,291,820.68-132,181,718.72

Finding the Fourth Proportional to 243,691,156.46, 336,291,820.68 and 132,181,718.72

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Solution

The fourth proportional to 243,691,156.46, 336,291,820.68 and 132,181,718.72 is: 182,409,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,691,156.46 : 336,291,820.68 = 132,181,718.72 : x
  2. Step 2: Convert to fraction form
    243,691,156.46/336,291,820.68 = 132,181,718.72/x
  3. Step 3: Cross multiply
    243,691,156.46x = 336,291,820.68 × 132,181,718.72
  4. Step 4: Simplify right side
    243,691,156.46x = 44,451,630,848,960,440
  5. Step 5: Solve for x
    x = 44,451,630,848,960,440/243,691,156.46
  6. Step 6: Final answer
    x = 182,409,700.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.