Home / 120,514,577.14-166,311,938.69-67,603,013.76

Finding the Fourth Proportional to 120,514,577.14, 166,311,938.69 and 67,603,013.76

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Solution

The fourth proportional to 120,514,577.14, 166,311,938.69 and 67,603,013.76 is: 93,293,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,514,577.14 : 166,311,938.69 = 67,603,013.76 : x
  2. Step 2: Convert to fraction form
    120,514,577.14/166,311,938.69 = 67,603,013.76/x
  3. Step 3: Cross multiply
    120,514,577.14x = 166,311,938.69 × 67,603,013.76
  4. Step 4: Simplify right side
    120,514,577.14x = 11,243,188,279,696,612
  5. Step 5: Solve for x
    x = 11,243,188,279,696,612/120,514,577.14
  6. Step 6: Final answer
    x = 93,293,181.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.