Home / 142,971,199.23-214,429,370.62-55,532,619.39

Finding the Fourth Proportional to 142,971,199.23, 214,429,370.62 and 55,532,619.39

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Solution

The fourth proportional to 142,971,199.23, 214,429,370.62 and 55,532,619.39 is: 83,288,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,971,199.23 : 214,429,370.62 = 55,532,619.39 : x
  2. Step 2: Convert to fraction form
    142,971,199.23/214,429,370.62 = 55,532,619.39/x
  3. Step 3: Cross multiply
    142,971,199.23x = 214,429,370.62 × 55,532,619.39
  4. Step 4: Simplify right side
    142,971,199.23x = 11,907,824,624,677,708
  5. Step 5: Solve for x
    x = 11,907,824,624,677,708/142,971,199.23
  6. Step 6: Final answer
    x = 83,288,275.46

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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.