Home / 104,963,676.30-157,445,514.45-66,794,402.70

Finding the Fourth Proportional to 104,963,676.30, 157,445,514.45 and 66,794,402.70

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Solution

The fourth proportional to 104,963,676.30, 157,445,514.45 and 66,794,402.70 is: 100,191,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,963,676.30 : 157,445,514.45 = 66,794,402.70 : x
  2. Step 2: Convert to fraction form
    104,963,676.30/157,445,514.45 = 66,794,402.70/x
  3. Step 3: Cross multiply
    104,963,676.30x = 157,445,514.45 × 66,794,402.70
  4. Step 4: Simplify right side
    104,963,676.30x = 10,516,479,095,481,968
  5. Step 5: Solve for x
    x = 10,516,479,095,481,968/104,963,676.30
  6. Step 6: Final answer
    x = 100,191,604.05

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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.