Home / 211,101,736.68-316,376,828.64-117,724,982.04

Finding the Fourth Proportional to 211,101,736.68, 316,376,828.64 and 117,724,982.04

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Solution

The fourth proportional to 211,101,736.68, 316,376,828.64 and 117,724,982.04 is: 176,433,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,101,736.68 : 316,376,828.64 = 117,724,982.04 : x
  2. Step 2: Convert to fraction form
    211,101,736.68/316,376,828.64 = 117,724,982.04/x
  3. Step 3: Cross multiply
    211,101,736.68x = 316,376,828.64 × 117,724,982.04
  4. Step 4: Simplify right side
    211,101,736.68x = 37,245,456,469,516,160
  5. Step 5: Solve for x
    x = 37,245,456,469,516,160/211,101,736.68
  6. Step 6: Final answer
    x = 176,433,681.01

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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.