Home / 210,649,850.10-315,974,775.15-185,140,682.10

Finding the Fourth Proportional to 210,649,850.10, 315,974,775.15 and 185,140,682.10

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Solution

The fourth proportional to 210,649,850.10, 315,974,775.15 and 185,140,682.10 is: 277,711,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,649,850.10 : 315,974,775.15 = 185,140,682.10 : x
  2. Step 2: Convert to fraction form
    210,649,850.10/315,974,775.15 = 185,140,682.10/x
  3. Step 3: Cross multiply
    210,649,850.10x = 315,974,775.15 × 185,140,682.10
  4. Step 4: Simplify right side
    210,649,850.10x = 58,499,785,397,665,120
  5. Step 5: Solve for x
    x = 58,499,785,397,665,120/210,649,850.10
  6. Step 6: Final answer
    x = 277,711,023.15

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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.