Home / 178,757,905.36-268,141,889.88-49,365,516.46

Finding the Fourth Proportional to 178,757,905.36, 268,141,889.88 and 49,365,516.46

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Solution

The fourth proportional to 178,757,905.36, 268,141,889.88 and 49,365,516.46 is: 74,049,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,757,905.36 : 268,141,889.88 = 49,365,516.46 : x
  2. Step 2: Convert to fraction form
    178,757,905.36/268,141,889.88 = 49,365,516.46/x
  3. Step 3: Cross multiply
    178,757,905.36x = 268,141,889.88 × 49,365,516.46
  4. Step 4: Simplify right side
    178,757,905.36x = 13,236,962,878,486,648
  5. Step 5: Solve for x
    x = 13,236,962,878,486,648/178,757,905.36
  6. Step 6: Final answer
    x = 74,049,664.28

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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.