Home / 149,775,278.80-224,662,918.20-73,147,464.40

Finding the Fourth Proportional to 149,775,278.80, 224,662,918.20 and 73,147,464.40

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Solution

The fourth proportional to 149,775,278.80, 224,662,918.20 and 73,147,464.40 is: 109,721,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,775,278.80 : 224,662,918.20 = 73,147,464.40 : x
  2. Step 2: Convert to fraction form
    149,775,278.80/224,662,918.20 = 73,147,464.40/x
  3. Step 3: Cross multiply
    149,775,278.80x = 224,662,918.20 × 73,147,464.40
  4. Step 4: Simplify right side
    149,775,278.80x = 16,433,522,811,034,612
  5. Step 5: Solve for x
    x = 16,433,522,811,034,612/149,775,278.80
  6. Step 6: Final answer
    x = 109,721,196.60

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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.