Home / 177,859,892.30-266,789,838.45-116,834,719.10

Finding the Fourth Proportional to 177,859,892.30, 266,789,838.45 and 116,834,719.10

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Solution

The fourth proportional to 177,859,892.30, 266,789,838.45 and 116,834,719.10 is: 175,252,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,859,892.30 : 266,789,838.45 = 116,834,719.10 : x
  2. Step 2: Convert to fraction form
    177,859,892.30/266,789,838.45 = 116,834,719.10/x
  3. Step 3: Cross multiply
    177,859,892.30x = 266,789,838.45 × 116,834,719.10
  4. Step 4: Simplify right side
    177,859,892.30x = 31,170,315,834,040,128
  5. Step 5: Solve for x
    x = 31,170,315,834,040,128/177,859,892.30
  6. Step 6: Final answer
    x = 175,252,078.65

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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.