Home / 168,400,908.60-252,601,362.90-147,573,670.20

Finding the Fourth Proportional to 168,400,908.60, 252,601,362.90 and 147,573,670.20

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Solution

The fourth proportional to 168,400,908.60, 252,601,362.90 and 147,573,670.20 is: 221,360,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,400,908.60 : 252,601,362.90 = 147,573,670.20 : x
  2. Step 2: Convert to fraction form
    168,400,908.60/252,601,362.90 = 147,573,670.20/x
  3. Step 3: Cross multiply
    168,400,908.60x = 252,601,362.90 × 147,573,670.20
  4. Step 4: Simplify right side
    168,400,908.60x = 37,277,310,220,675,112
  5. Step 5: Solve for x
    x = 37,277,310,220,675,112/168,400,908.60
  6. Step 6: Final answer
    x = 221,360,505.30

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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.