Home / 100,063,144.01-149,899,237.02-68,933,308.25

Finding the Fourth Proportional to 100,063,144.01, 149,899,237.02 and 68,933,308.25

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Solution

The fourth proportional to 100,063,144.01, 149,899,237.02 and 68,933,308.25 is: 103,265,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,063,144.01 : 149,899,237.02 = 68,933,308.25 : x
  2. Step 2: Convert to fraction form
    100,063,144.01/149,899,237.02 = 68,933,308.25/x
  3. Step 3: Cross multiply
    100,063,144.01x = 149,899,237.02 × 68,933,308.25
  4. Step 4: Simplify right side
    100,063,144.01x = 10,333,050,312,314,220
  5. Step 5: Solve for x
    x = 10,333,050,312,314,220/100,063,144.01
  6. Step 6: Final answer
    x = 103,265,297.27

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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.