Home / 137,376,000.10-206,064,000.15-82,956,441.70

Finding the Fourth Proportional to 137,376,000.10, 206,064,000.15 and 82,956,441.70

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Solution

The fourth proportional to 137,376,000.10, 206,064,000.15 and 82,956,441.70 is: 124,434,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,376,000.10 : 206,064,000.15 = 82,956,441.70 : x
  2. Step 2: Convert to fraction form
    137,376,000.10/206,064,000.15 = 82,956,441.70/x
  3. Step 3: Cross multiply
    137,376,000.10x = 206,064,000.15 × 82,956,441.70
  4. Step 4: Simplify right side
    137,376,000.10x = 17,094,336,214,912,268
  5. Step 5: Solve for x
    x = 17,094,336,214,912,268/137,376,000.10
  6. Step 6: Final answer
    x = 124,434,662.55

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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.