Home / 168,148,257.10-252,222,385.65-141,363,630.70

Finding the Fourth Proportional to 168,148,257.10, 252,222,385.65 and 141,363,630.70

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Solution

The fourth proportional to 168,148,257.10, 252,222,385.65 and 141,363,630.70 is: 212,045,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,148,257.10 : 252,222,385.65 = 141,363,630.70 : x
  2. Step 2: Convert to fraction form
    168,148,257.10/252,222,385.65 = 141,363,630.70/x
  3. Step 3: Cross multiply
    168,148,257.10x = 252,222,385.65 × 141,363,630.70
  4. Step 4: Simplify right side
    168,148,257.10x = 35,655,072,179,299,576
  5. Step 5: Solve for x
    x = 35,655,072,179,299,576/168,148,257.10
  6. Step 6: Final answer
    x = 212,045,446.05

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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.