Home / 150,528,213.76-225,798,443.48-71,704,199.68

Finding the Fourth Proportional to 150,528,213.76, 225,798,443.48 and 71,704,199.68

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Solution

The fourth proportional to 150,528,213.76, 225,798,443.48 and 71,704,199.68 is: 107,559,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,528,213.76 : 225,798,443.48 = 71,704,199.68 : x
  2. Step 2: Convert to fraction form
    150,528,213.76/225,798,443.48 = 71,704,199.68/x
  3. Step 3: Cross multiply
    150,528,213.76x = 225,798,443.48 × 71,704,199.68
  4. Step 4: Simplify right side
    150,528,213.76x = 16,190,696,679,405,790
  5. Step 5: Solve for x
    x = 16,190,696,679,405,790/150,528,213.76
  6. Step 6: Final answer
    x = 107,559,216.14

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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.