Home / 120,603,200.01-166,387,329.41-71,013,266.61

Finding the Fourth Proportional to 120,603,200.01, 166,387,329.41 and 71,013,266.61

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Solution

The fourth proportional to 120,603,200.01, 166,387,329.41 and 71,013,266.61 is: 97,971,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,603,200.01 : 166,387,329.41 = 71,013,266.61 : x
  2. Step 2: Convert to fraction form
    120,603,200.01/166,387,329.41 = 71,013,266.61/x
  3. Step 3: Cross multiply
    120,603,200.01x = 166,387,329.41 × 71,013,266.61
  4. Step 4: Simplify right side
    120,603,200.01x = 11,815,707,783,563,158
  5. Step 5: Solve for x
    x = 11,815,707,783,563,158/120,603,200.01
  6. Step 6: Final answer
    x = 97,971,760.14

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Why These Related Problems?

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