Home / 193,246,502.70-289,869,754.05-116,718,998.70

Finding the Fourth Proportional to 193,246,502.70, 289,869,754.05 and 116,718,998.70

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Solution

The fourth proportional to 193,246,502.70, 289,869,754.05 and 116,718,998.70 is: 175,078,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,246,502.70 : 289,869,754.05 = 116,718,998.70 : x
  2. Step 2: Convert to fraction form
    193,246,502.70/289,869,754.05 = 116,718,998.70/x
  3. Step 3: Cross multiply
    193,246,502.70x = 289,869,754.05 × 116,718,998.70
  4. Step 4: Simplify right side
    193,246,502.70x = 33,833,307,446,131,272
  5. Step 5: Solve for x
    x = 33,833,307,446,131,272/193,246,502.70
  6. Step 6: Final answer
    x = 175,078,498.05

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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.