Home / 207,932,300.10-311,898,450.15-54,593,856.90

Finding the Fourth Proportional to 207,932,300.10, 311,898,450.15 and 54,593,856.90

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Solution

The fourth proportional to 207,932,300.10, 311,898,450.15 and 54,593,856.90 is: 81,890,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,932,300.10 : 311,898,450.15 = 54,593,856.90 : x
  2. Step 2: Convert to fraction form
    207,932,300.10/311,898,450.15 = 54,593,856.90/x
  3. Step 3: Cross multiply
    207,932,300.10x = 311,898,450.15 × 54,593,856.90
  4. Step 4: Simplify right side
    207,932,300.10x = 17,027,739,354,820,882
  5. Step 5: Solve for x
    x = 17,027,739,354,820,882/207,932,300.10
  6. Step 6: Final answer
    x = 81,890,785.35

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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.