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Finding the Fourth Proportional to 201,676,714.70, 302,515,072.05 and 132,801,961.10

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Solution

The fourth proportional to 201,676,714.70, 302,515,072.05 and 132,801,961.10 is: 199,202,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,676,714.70 : 302,515,072.05 = 132,801,961.10 : x
  2. Step 2: Convert to fraction form
    201,676,714.70/302,515,072.05 = 132,801,961.10/x
  3. Step 3: Cross multiply
    201,676,714.70x = 302,515,072.05 × 132,801,961.10
  4. Step 4: Simplify right side
    201,676,714.70x = 40,174,594,830,547,800
  5. Step 5: Solve for x
    x = 40,174,594,830,547,800/201,676,714.70
  6. Step 6: Final answer
    x = 199,202,941.65

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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.