Home / 66,407,716.13-99,407,269.80-43,328,956.37

Finding the Fourth Proportional to 66,407,716.13, 99,407,269.80 and 43,328,956.37

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Solution

The fourth proportional to 66,407,716.13, 99,407,269.80 and 43,328,956.37 is: 64,860,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,407,716.13 : 99,407,269.80 = 43,328,956.37 : x
  2. Step 2: Convert to fraction form
    66,407,716.13/99,407,269.80 = 43,328,956.37/x
  3. Step 3: Cross multiply
    66,407,716.13x = 99,407,269.80 × 43,328,956.37
  4. Step 4: Simplify right side
    66,407,716.13x = 4,307,213,255,527,982.50
  5. Step 5: Solve for x
    x = 4,307,213,255,527,982.50/66,407,716.13
  6. Step 6: Final answer
    x = 64,860,132.33

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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.