Home / 358,790,627.80-538,185,941.70-177,392,099.80

Finding the Fourth Proportional to 358,790,627.80, 538,185,941.70 and 177,392,099.80

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Solution

The fourth proportional to 358,790,627.80, 538,185,941.70 and 177,392,099.80 is: 266,088,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,790,627.80 : 538,185,941.70 = 177,392,099.80 : x
  2. Step 2: Convert to fraction form
    358,790,627.80/538,185,941.70 = 177,392,099.80/x
  3. Step 3: Cross multiply
    358,790,627.80x = 538,185,941.70 × 177,392,099.80
  4. Step 4: Simplify right side
    358,790,627.80x = 95,469,934,281,003,392
  5. Step 5: Solve for x
    x = 95,469,934,281,003,392/358,790,627.80
  6. Step 6: Final answer
    x = 266,088,149.70

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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.