Home / 177,789,405.40-266,684,108.10-158,515,811.80

Finding the Fourth Proportional to 177,789,405.40, 266,684,108.10 and 158,515,811.80

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Solution

The fourth proportional to 177,789,405.40, 266,684,108.10 and 158,515,811.80 is: 237,773,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789,405.40 : 266,684,108.10 = 158,515,811.80 : x
  2. Step 2: Convert to fraction form
    177,789,405.40/266,684,108.10 = 158,515,811.80/x
  3. Step 3: Cross multiply
    177,789,405.40x = 266,684,108.10 × 158,515,811.80
  4. Step 4: Simplify right side
    177,789,405.40x = 42,273,647,889,630,456
  5. Step 5: Solve for x
    x = 42,273,647,889,630,456/177,789,405.40
  6. Step 6: Final answer
    x = 237,773,717.70

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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.