Home / 172,068,000.80-258,102,001.20-153,256,301.60

Finding the Fourth Proportional to 172,068,000.80, 258,102,001.20 and 153,256,301.60

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Solution

The fourth proportional to 172,068,000.80, 258,102,001.20 and 153,256,301.60 is: 229,884,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,068,000.80 : 258,102,001.20 = 153,256,301.60 : x
  2. Step 2: Convert to fraction form
    172,068,000.80/258,102,001.20 = 153,256,301.60/x
  3. Step 3: Cross multiply
    172,068,000.80x = 258,102,001.20 × 153,256,301.60
  4. Step 4: Simplify right side
    172,068,000.80x = 39,555,758,139,470,760
  5. Step 5: Solve for x
    x = 39,555,758,139,470,760/172,068,000.80
  6. Step 6: Final answer
    x = 229,884,452.40

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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.