Home / 145,958,720.80-218,910,087.60-43,726,093.60

Finding the Fourth Proportional to 145,958,720.80, 218,910,087.60 and 43,726,093.60

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Solution

The fourth proportional to 145,958,720.80, 218,910,087.60 and 43,726,093.60 is: 65,580,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,958,720.80 : 218,910,087.60 = 43,726,093.60 : x
  2. Step 2: Convert to fraction form
    145,958,720.80/218,910,087.60 = 43,726,093.60/x
  3. Step 3: Cross multiply
    145,958,720.80x = 218,910,087.60 × 43,726,093.60
  4. Step 4: Simplify right side
    145,958,720.80x = 9,572,082,980,381,800
  5. Step 5: Solve for x
    x = 9,572,082,980,381,800/145,958,720.80
  6. Step 6: Final answer
    x = 65,580,754.12

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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.