Home / 113,871,657.40-170,807,486.10-108,297,820.60

Finding the Fourth Proportional to 113,871,657.40, 170,807,486.10 and 108,297,820.60

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Solution

The fourth proportional to 113,871,657.40, 170,807,486.10 and 108,297,820.60 is: 162,446,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,871,657.40 : 170,807,486.10 = 108,297,820.60 : x
  2. Step 2: Convert to fraction form
    113,871,657.40/170,807,486.10 = 108,297,820.60/x
  3. Step 3: Cross multiply
    113,871,657.40x = 170,807,486.10 × 108,297,820.60
  4. Step 4: Simplify right side
    113,871,657.40x = 18,498,078,486,794,792
  5. Step 5: Solve for x
    x = 18,498,078,486,794,792/113,871,657.40
  6. Step 6: Final answer
    x = 162,446,730.90

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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.