Home / 363,616,372.56-543,432,166.17-265,454,792.92

Finding the Fourth Proportional to 363,616,372.56, 543,432,166.17 and 265,454,792.92

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Solution

The fourth proportional to 363,616,372.56, 543,432,166.17 and 265,454,792.92 is: 396,727,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,616,372.56 : 543,432,166.17 = 265,454,792.92 : x
  2. Step 2: Convert to fraction form
    363,616,372.56/543,432,166.17 = 265,454,792.92/x
  3. Step 3: Cross multiply
    363,616,372.56x = 543,432,166.17 × 265,454,792.92
  4. Step 4: Simplify right side
    363,616,372.56x = 144,256,673,136,724,352
  5. Step 5: Solve for x
    x = 144,256,673,136,724,352/363,616,372.56
  6. Step 6: Final answer
    x = 396,727,661.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.