Home / 177,921,102.70-266,433,756.45-117,007,029.10

Finding the Fourth Proportional to 177,921,102.70, 266,433,756.45 and 117,007,029.10

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Solution

The fourth proportional to 177,921,102.70, 266,433,756.45 and 117,007,029.10 is: 175,215,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,921,102.70 : 266,433,756.45 = 117,007,029.10 : x
  2. Step 2: Convert to fraction form
    177,921,102.70/266,433,756.45 = 117,007,029.10/x
  3. Step 3: Cross multiply
    177,921,102.70x = 266,433,756.45 × 117,007,029.10
  4. Step 4: Simplify right side
    177,921,102.70x = 31,174,622,294,167,460
  5. Step 5: Solve for x
    x = 31,174,622,294,167,460/177,921,102.70
  6. Step 6: Final answer
    x = 175,215,990.80

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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.