Home / 1,158,030,102.60-1,737,297,096.30-381,543,625.80

Finding the Fourth Proportional to 1,158,030,102.60, 1,737,297,096.30 and 381,543,625.80

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Solution

The fourth proportional to 1,158,030,102.60, 1,737,297,096.30 and 381,543,625.80 is: 572,398,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,030,102.60 : 1,737,297,096.30 = 381,543,625.80 : x
  2. Step 2: Convert to fraction form
    1,158,030,102.60/1,737,297,096.30 = 381,543,625.80/x
  3. Step 3: Cross multiply
    1,158,030,102.60x = 1,737,297,096.30 × 381,543,625.80
  4. Step 4: Simplify right side
    1,158,030,102.60x = 662,854,633,214,113,792
  5. Step 5: Solve for x
    x = 662,854,633,214,113,792/1,158,030,102.60
  6. Step 6: Final answer
    x = 572,398,447.78

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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.