Home / 289,340,993.60-434,059,312.80-134,049,996.80

Finding the Fourth Proportional to 289,340,993.60, 434,059,312.80 and 134,049,996.80

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Solution

The fourth proportional to 289,340,993.60, 434,059,312.80 and 134,049,996.80 is: 201,097,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,340,993.60 : 434,059,312.80 = 134,049,996.80 : x
  2. Step 2: Convert to fraction form
    289,340,993.60/434,059,312.80 = 134,049,996.80/x
  3. Step 3: Cross multiply
    289,340,993.60x = 434,059,312.80 × 134,049,996.80
  4. Step 4: Simplify right side
    289,340,993.60x = 58,185,649,491,850,200
  5. Step 5: Solve for x
    x = 58,185,649,491,850,200/289,340,993.60
  6. Step 6: Final answer
    x = 201,097,151.04

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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.