Home / 137,376,004.60-206,064,006.90-82,956,446.20

Finding the Fourth Proportional to 137,376,004.60, 206,064,006.90 and 82,956,446.20

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Solution

The fourth proportional to 137,376,004.60, 206,064,006.90 and 82,956,446.20 is: 124,434,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,376,004.60 : 206,064,006.90 = 82,956,446.20 : x
  2. Step 2: Convert to fraction form
    137,376,004.60/206,064,006.90 = 82,956,446.20/x
  3. Step 3: Cross multiply
    137,376,004.60x = 206,064,006.90 × 82,956,446.20
  4. Step 4: Simplify right side
    137,376,004.60x = 17,094,337,702,156,280
  5. Step 5: Solve for x
    x = 17,094,337,702,156,280/137,376,004.60
  6. Step 6: Final answer
    x = 124,434,669.30

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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.