Home / 253,178,772.99-379,766,026.08-197,893,110.89

Finding the Fourth Proportional to 253,178,772.99, 379,766,026.08 and 197,893,110.89

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Solution

The fourth proportional to 253,178,772.99, 379,766,026.08 and 197,893,110.89 is: 296,837,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,178,772.99 : 379,766,026.08 = 197,893,110.89 : x
  2. Step 2: Convert to fraction form
    253,178,772.99/379,766,026.08 = 197,893,110.89/x
  3. Step 3: Cross multiply
    253,178,772.99x = 379,766,026.08 × 197,893,110.89
  4. Step 4: Simplify right side
    253,178,772.99x = 75,153,080,309,405,232
  5. Step 5: Solve for x
    x = 75,153,080,309,405,232/253,178,772.99
  6. Step 6: Final answer
    x = 296,837,998.79

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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.