Home / 352,429,031.61-486,323,591.58-203,759,733.51

Finding the Fourth Proportional to 352,429,031.61, 486,323,591.58 and 203,759,733.51

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Solution

The fourth proportional to 352,429,031.61, 486,323,591.58 and 203,759,733.51 is: 281,171,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,429,031.61 : 486,323,591.58 = 203,759,733.51 : x
  2. Step 2: Convert to fraction form
    352,429,031.61/486,323,591.58 = 203,759,733.51/x
  3. Step 3: Cross multiply
    352,429,031.61x = 486,323,591.58 × 203,759,733.51
  4. Step 4: Simplify right side
    352,429,031.61x = 99,093,165,419,966,864
  5. Step 5: Solve for x
    x = 99,093,165,419,966,864/352,429,031.61
  6. Step 6: Final answer
    x = 281,171,970.90

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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.