Home / 139,896,494.20-209,844,741.30-110,671,175.80

Finding the Fourth Proportional to 139,896,494.20, 209,844,741.30 and 110,671,175.80

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Solution

The fourth proportional to 139,896,494.20, 209,844,741.30 and 110,671,175.80 is: 166,006,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,896,494.20 : 209,844,741.30 = 110,671,175.80 : x
  2. Step 2: Convert to fraction form
    139,896,494.20/209,844,741.30 = 110,671,175.80/x
  3. Step 3: Cross multiply
    139,896,494.20x = 209,844,741.30 × 110,671,175.80
  4. Step 4: Simplify right side
    139,896,494.20x = 23,223,764,255,117,820
  5. Step 5: Solve for x
    x = 23,223,764,255,117,820/139,896,494.20
  6. Step 6: Final answer
    x = 166,006,763.70

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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.