Home / 166,806,630.70-250,209,946.05-112,387,072.30

Finding the Fourth Proportional to 166,806,630.70, 250,209,946.05 and 112,387,072.30

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Solution

The fourth proportional to 166,806,630.70, 250,209,946.05 and 112,387,072.30 is: 168,580,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,806,630.70 : 250,209,946.05 = 112,387,072.30 : x
  2. Step 2: Convert to fraction form
    166,806,630.70/250,209,946.05 = 112,387,072.30/x
  3. Step 3: Cross multiply
    166,806,630.70x = 250,209,946.05 × 112,387,072.30
  4. Step 4: Simplify right side
    166,806,630.70x = 28,120,363,296,900,452
  5. Step 5: Solve for x
    x = 28,120,363,296,900,452/166,806,630.70
  6. Step 6: Final answer
    x = 168,580,608.45

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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.