Home / 109,363,676.40-164,045,514.60-107,663,065.20

Finding the Fourth Proportional to 109,363,676.40, 164,045,514.60 and 107,663,065.20

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Solution

The fourth proportional to 109,363,676.40, 164,045,514.60 and 107,663,065.20 is: 161,494,597.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,363,676.40 : 164,045,514.60 = 107,663,065.20 : x
  2. Step 2: Convert to fraction form
    109,363,676.40/164,045,514.60 = 107,663,065.20/x
  3. Step 3: Cross multiply
    109,363,676.40x = 164,045,514.60 × 107,663,065.20
  4. Step 4: Simplify right side
    109,363,676.40x = 17,661,642,934,147,352
  5. Step 5: Solve for x
    x = 17,661,642,934,147,352/109,363,676.40
  6. Step 6: Final answer
    x = 161,494,597.80

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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.