Home / 178,678,388.80-246,582,157.26-99,296,795.92

Finding the Fourth Proportional to 178,678,388.80, 246,582,157.26 and 99,296,795.92

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Solution

The fourth proportional to 178,678,388.80, 246,582,157.26 and 99,296,795.92 is: 137,032,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,678,388.80 : 246,582,157.26 = 99,296,795.92 : x
  2. Step 2: Convert to fraction form
    178,678,388.80/246,582,157.26 = 99,296,795.92/x
  3. Step 3: Cross multiply
    178,678,388.80x = 246,582,157.26 × 99,296,795.92
  4. Step 4: Simplify right side
    178,678,388.80x = 24,484,818,146,959,564
  5. Step 5: Solve for x
    x = 24,484,818,146,959,564/178,678,388.80
  6. Step 6: Final answer
    x = 137,032,902.03

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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.