Home / 248,899,500.30-373,349,250.45-172,309,010.70

Finding the Fourth Proportional to 248,899,500.30, 373,349,250.45 and 172,309,010.70

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Solution

The fourth proportional to 248,899,500.30, 373,349,250.45 and 172,309,010.70 is: 258,463,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,899,500.30 : 373,349,250.45 = 172,309,010.70 : x
  2. Step 2: Convert to fraction form
    248,899,500.30/373,349,250.45 = 172,309,010.70/x
  3. Step 3: Cross multiply
    248,899,500.30x = 373,349,250.45 × 172,309,010.70
  4. Step 4: Simplify right side
    248,899,500.30x = 64,331,439,990,626,024
  5. Step 5: Solve for x
    x = 64,331,439,990,626,024/248,899,500.30
  6. Step 6: Final answer
    x = 258,463,516.05

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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.