Home / 140,557,531.05-210,855,914.10-58,657,635.90

Finding the Fourth Proportional to 140,557,531.05, 210,855,914.10 and 58,657,635.90

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Solution

The fourth proportional to 140,557,531.05, 210,855,914.10 and 58,657,635.90 is: 87,994,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,557,531.05 : 210,855,914.10 = 58,657,635.90 : x
  2. Step 2: Convert to fraction form
    140,557,531.05/210,855,914.10 = 58,657,635.90/x
  3. Step 3: Cross multiply
    140,557,531.05x = 210,855,914.10 × 58,657,635.90
  4. Step 4: Simplify right side
    140,557,531.05x = 12,368,309,436,639,476
  5. Step 5: Solve for x
    x = 12,368,309,436,639,476/140,557,531.05
  6. Step 6: Final answer
    x = 87,994,640.66

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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.