Home / 313,573,183.14-432,708,530.22-172,454,340

Finding the Fourth Proportional to 313,573,183.14, 432,708,530.22 and 172,454,340

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Solution

The fourth proportional to 313,573,183.14, 432,708,530.22 and 172,454,340 is: 237,974,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,573,183.14 : 432,708,530.22 = 172,454,340 : x
  2. Step 2: Convert to fraction form
    313,573,183.14/432,708,530.22 = 172,454,340/x
  3. Step 3: Cross multiply
    313,573,183.14x = 432,708,530.22 × 172,454,340
  4. Step 4: Simplify right side
    313,573,183.14x = 74,622,463,991,460,160
  5. Step 5: Solve for x
    x = 74,622,463,991,460,160/313,573,183.14
  6. Step 6: Final answer
    x = 237,974,635.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.