Home / 177,159,683.80-265,739,525.70-81,608,195.80

Finding the Fourth Proportional to 177,159,683.80, 265,739,525.70 and 81,608,195.80

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Solution

The fourth proportional to 177,159,683.80, 265,739,525.70 and 81,608,195.80 is: 122,412,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,159,683.80 : 265,739,525.70 = 81,608,195.80 : x
  2. Step 2: Convert to fraction form
    177,159,683.80/265,739,525.70 = 81,608,195.80/x
  3. Step 3: Cross multiply
    177,159,683.80x = 265,739,525.70 × 81,608,195.80
  4. Step 4: Simplify right side
    177,159,683.80x = 21,686,523,245,124,732
  5. Step 5: Solve for x
    x = 21,686,523,245,124,732/177,159,683.80
  6. Step 6: Final answer
    x = 122,412,293.70

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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.