Home / 149,775,260.80-224,662,891.20-73,147,446.40

Finding the Fourth Proportional to 149,775,260.80, 224,662,891.20 and 73,147,446.40

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Solution

The fourth proportional to 149,775,260.80, 224,662,891.20 and 73,147,446.40 is: 109,721,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,775,260.80 : 224,662,891.20 = 73,147,446.40 : x
  2. Step 2: Convert to fraction form
    149,775,260.80/224,662,891.20 = 73,147,446.40/x
  3. Step 3: Cross multiply
    149,775,260.80x = 224,662,891.20 × 73,147,446.40
  4. Step 4: Simplify right side
    149,775,260.80x = 16,433,516,792,121,032
  5. Step 5: Solve for x
    x = 16,433,516,792,121,032/149,775,260.80
  6. Step 6: Final answer
    x = 109,721,169.60

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1.5x scale

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.