Home / 139,543,198.28-209,298,852.30-37,315,210.76

Finding the Fourth Proportional to 139,543,198.28, 209,298,852.30 and 37,315,210.76

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Solution

The fourth proportional to 139,543,198.28, 209,298,852.30 and 37,315,210.76 is: 55,968,552.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,543,198.28 : 209,298,852.30 = 37,315,210.76 : x
  2. Step 2: Convert to fraction form
    139,543,198.28/209,298,852.30 = 37,315,210.76/x
  3. Step 3: Cross multiply
    139,543,198.28x = 209,298,852.30 × 37,315,210.76
  4. Step 4: Simplify right side
    139,543,198.28x = 7,810,030,785,400,611
  5. Step 5: Solve for x
    x = 7,810,030,785,400,611/139,543,198.28
  6. Step 6: Final answer
    x = 55,968,552.26

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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.