Home / 100,900,426.21-151,336,268.22-31,804,250.02

Finding the Fourth Proportional to 100,900,426.21, 151,336,268.22 and 31,804,250.02

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Solution

The fourth proportional to 100,900,426.21, 151,336,268.22 and 31,804,250.02 is: 47,701,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,900,426.21 : 151,336,268.22 = 31,804,250.02 : x
  2. Step 2: Convert to fraction form
    100,900,426.21/151,336,268.22 = 31,804,250.02/x
  3. Step 3: Cross multiply
    100,900,426.21x = 151,336,268.22 × 31,804,250.02
  4. Step 4: Simplify right side
    100,900,426.21x = 4,813,136,511,562,660
  5. Step 5: Solve for x
    x = 4,813,136,511,562,660/100,900,426.21
  6. Step 6: Final answer
    x = 47,701,845.20

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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.