Home / 177,789,384.40-266,684,076.60-158,515,790.80

Finding the Fourth Proportional to 177,789,384.40, 266,684,076.60 and 158,515,790.80

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Solution

The fourth proportional to 177,789,384.40, 266,684,076.60 and 158,515,790.80 is: 237,773,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789,384.40 : 266,684,076.60 = 158,515,790.80 : x
  2. Step 2: Convert to fraction form
    177,789,384.40/266,684,076.60 = 158,515,790.80/x
  3. Step 3: Cross multiply
    177,789,384.40x = 266,684,076.60 × 158,515,790.80
  4. Step 4: Simplify right side
    177,789,384.40x = 42,273,637,296,016,776
  5. Step 5: Solve for x
    x = 42,273,637,296,016,776/177,789,384.40
  6. Step 6: Final answer
    x = 237,773,686.20

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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.