Home / 1,158,030,103.60-1,737,297,097.80-381,543,626.80

Finding the Fourth Proportional to 1,158,030,103.60, 1,737,297,097.80 and 381,543,626.80

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Solution

The fourth proportional to 1,158,030,103.60, 1,737,297,097.80 and 381,543,626.80 is: 572,398,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,030,103.60 : 1,737,297,097.80 = 381,543,626.80 : x
  2. Step 2: Convert to fraction form
    1,158,030,103.60/1,737,297,097.80 = 381,543,626.80/x
  3. Step 3: Cross multiply
    1,158,030,103.60x = 1,737,297,097.80 × 381,543,626.80
  4. Step 4: Simplify right side
    1,158,030,103.60x = 662,854,635,523,726,336
  5. Step 5: Solve for x
    x = 662,854,635,523,726,336/1,158,030,103.60
  6. Step 6: Final answer
    x = 572,398,449.28

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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.