Home / 177,921,105.70-266,433,760.95-117,007,032.10

Finding the Fourth Proportional to 177,921,105.70, 266,433,760.95 and 117,007,032.10

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Solution

The fourth proportional to 177,921,105.70, 266,433,760.95 and 117,007,032.10 is: 175,215,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,921,105.70 : 266,433,760.95 = 117,007,032.10 : x
  2. Step 2: Convert to fraction form
    177,921,105.70/266,433,760.95 = 117,007,032.10/x
  3. Step 3: Cross multiply
    177,921,105.70x = 266,433,760.95 × 117,007,032.10
  4. Step 4: Simplify right side
    177,921,105.70x = 31,174,623,620,000,372
  5. Step 5: Solve for x
    x = 31,174,623,620,000,372/177,921,105.70
  6. Step 6: Final answer
    x = 175,215,995.30

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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.