Home / 172,068,004.80-258,102,007.20-153,256,305.60

Finding the Fourth Proportional to 172,068,004.80, 258,102,007.20 and 153,256,305.60

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Solution

The fourth proportional to 172,068,004.80, 258,102,007.20 and 153,256,305.60 is: 229,884,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,068,004.80 : 258,102,007.20 = 153,256,305.60 : x
  2. Step 2: Convert to fraction form
    172,068,004.80/258,102,007.20 = 153,256,305.60/x
  3. Step 3: Cross multiply
    172,068,004.80x = 258,102,007.20 × 153,256,305.60
  4. Step 4: Simplify right side
    172,068,004.80x = 39,555,760,091,416,600
  5. Step 5: Solve for x
    x = 39,555,760,091,416,600/172,068,004.80
  6. Step 6: Final answer
    x = 229,884,458.40

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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.