Home / 272,848,863.58-409,276,575.32-76,100,300.87

Finding the Fourth Proportional to 272,848,863.58, 409,276,575.32 and 76,100,300.87

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Solution

The fourth proportional to 272,848,863.58, 409,276,575.32 and 76,100,300.87 is: 114,151,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,848,863.58 : 409,276,575.32 = 76,100,300.87 : x
  2. Step 2: Convert to fraction form
    272,848,863.58/409,276,575.32 = 76,100,300.87/x
  3. Step 3: Cross multiply
    272,848,863.58x = 409,276,575.32 × 76,100,300.87
  4. Step 4: Simplify right side
    272,848,863.58x = 31,146,070,518,468,328
  5. Step 5: Solve for x
    x = 31,146,070,518,468,328/272,848,863.58
  6. Step 6: Final answer
    x = 114,151,366.11

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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.